[Math Processing Error]$\cos ( - \pi ) = .....$

• A) 0.5
• B) 0
• C) 1
• D) -1

The absolute value of the complex number Z = 4 + 3i is __________

• A) 6
• B) 12
• C) 1
• D) 5

The sky blue area in the below Venn diagram shows ________ data:image/png;base64,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

• A) A \cap B
• B) A - B
• C) B - A
• D) A \cup B

The magnitude of two different complex numbers {Z_1} and {Z_2} ____________

• A) Always different
• B) Maybe the same
• C) zero
• D) Always the same

data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAloAAAA0CAYAAABSOpbpAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsMAAA7DAcdvqGQAAAzYSURBVHhe7ZyLkRS9DkZJgRhIgRwIgRhIgQzIgAyIgAhIgATIgBz2v2eL75ZKJdvtnn5tz3eqXLvj9kOWZFnjmd13L8YYY4wxZhecaBljjDHG7IQTLWOMMcaYnXCiZYwxxhizE060jDHGGGN2womWMcYYY8xOONEyxhhjjNkJJ1rGGGOMMTvhRMsYY4wxZiecaBljjDE35tu3by/v37//98ocjRMtY4wx5ob8+PHj5ePHj69J1rt3Pu7Pwpo3xhhjbsafP39eb7L+/v37+tOJ1nlY88YYY8yNcaJ1Lta8McYYc2OcaJ2LNW+MMcbcGCda52LNG2OMMTfGida5WPPm5ffv3y8fPnx43YhHb0b+KkZ/EfPp06d/tdfmaJn5UutZ9jHmTNhr8vu3Eh+uiBOtc2lqPgf3WKj/8uXLy69fv/61fk7kvHfQA3+ZIvsezc+fP1/nfUuB9GiZe/ZBhjPsdneIgd+/f/+/fikk2MQ+nr018Flkj3GdP/2n/soo2XKitQ5ih3z4amcV8jyDbbvRuQru1Ol/c1DPxn1W7pRoQbb1UbzFzXaGzC37KIiabZG+SbaA2Ee8o46Ei9dvBcWqmCTiw0q6iOlX5VkO4z1Ab1W5wpnF/pH/PXWiBTJMBiUp2fr69eu/2nX4WvMatGy9BT0bXzWQXk1m5mvJY7YHXeMDmTOSk0djJP1JDjO6mSWWXxUnWveEvEE5hBOt/ymhtcF5Z6Tnj1ylf/78uTmHOY6erR+lZ+OrBtKrycx8LXnMcWBz7FAlYXvxaKLVQn5M8nhVnGjdD2xK4v8sHwsPdy5K6G1wZaS6Xp+FmzF9sdicy8jWaxnZ+IqB9IoyM19LHnMcSrTe0o1WCx10V/4KiBOte6GPDMkZnsW2w52LEnobXAGAd/8ZrqWViFH4PX7xMv+1Wyzx3SLtdLtAoU9+N8m4Ohh5xg1b7INBqdN8Mixt1Y/2OEGupy0yRHgexxZZDsbT9zoovYBG+6gP5MnzZhT01V7yA32rOaPs0R6qgygLdmvJsYWN42aTviqbZJboK+oH2NzZBzJny9xCfSJ5fYJ5VI+szKG2yNl6Y5TXwk9e5/Wwl2I7CraXflrEfYke8k24xqLkZ1cAPSAb6650Ih2ji/ichIY+1K9B9twS5EMe5Fqqa9rFj3wolb9nvyQmyO/5GWNmBD+Vf6itXjPmiLi/sy/GPYHvmnPAnrJljKNLwdewc/Qx/DHH0RwDKdFvI6NzDCRr7ruEYY/RwFpMVpTeKSmgoxxtmLzJpLAKlJeDvebMG0lzypDMk+ckUPAaRdKGPrEd81AYm3p+pz6vD/QsryfLgcGiIatDjrFYZ5STgFEF9IwCS5aDgEg9zzPUM2eEOtXn9VdjbGVj2vIs20T6ynLCjL6kH/ogK7bgdWXTyJkyVzBuJY/Wl2E+yYJdmBc5mY/6HJiQAfkpyAZaZ9QV7Rgjt6NuiU6ZV76T9cTY1Ff+lpFss+URtKdyEAatTf6lfaG1UtZ+n1UxbwuwGTKhY2SWDUewHmTAZtiJEn0sE/ed4onWga9kFOujX/FTe2rkW+hdcmjuvDbZj/WPkKwzZSTjs6O9odhTxZce9KN99BH5ZRUzon9SmE++IbQ/R+dYjDezDHuMBpYzRkWhgFwHUhKLiNCuNQdKYfOx+Ah1ebNKEfRRe8kSFcZriowNakfJm1D1Ga09jg2VHNA64GVoxovIgeQALRQ8cjvmV5Cq1ipHFdRR8vrlmHEtW9pY+sKelZysITKrL80d69l0WfbMmTJX0I6Sackp/8y2kL9kWRSUsj8r6GidWntOGhhvpNMIY2Q9SX9L9HE02r9ZbxW0QxfaD4+uR7Z8FI1DwXexbbZ3C/rSp4oDxIiM/DKvXTEpz6s4w5iRVtzsoXXSN4KP53PDHAN+g+7j/lEsWWpbtV/qO/KDGAMVi0H+m+evzjHNrb4zDHuMBtZCoqA6PKJCRTWeNmRGi62MoD5R4VJENW+kNSb1lExLPq09G70lB45GfZ5bB1lrnErWSOUUBBicrzoc+H3N+qN8W9kYeuusxprVV2/uHmfKXFGNCy05W/7ZShgIgr1x1F7Bifb4QTx4Z6jkJgjmw/wKsMeQi4N6CayN/Uef/Malh3Q9U5b4Tgb9SteMkROSGSRHpuWXSvSjX/Zi/cweEeqTfRyb5LqrIH3NlNZaqra5tJDuZssIYmB+Y5VtS5voF0uR7nJf7afWmLPn2FqGo4wm06aJ7261uF6JSEmZJQaPClT70UaiTbVpNWamJV/LiD05qM9za/xWqWTN6F2iDigOBM1PfXRwgk0V/DVfRvLFdW5lY5C+qnX2xmqVPE5v7h5nylyhtpmWnLP+qfFbJbaPh7QSkPxuckR14LKWLNfZzCZZIN3n25y1aLytkS+wvrXQv5Jtxi8lR7UPes9aVG9qGYd1Xi2JfwaUSC8p0S+WIl/LfStfi+h5r2zBcJTRZDrg48E9WlymtSHpTz3jLWFpe9pUm5b6So6WfK119uSgPs/dGn8GZeayAwFFB59uUwgwyNYKqrSp5JB8cZ1b2Rikr6wXoD73m9XXWv2eKXNFNS60xp71T+qq9bTAn/A7XdvjVwTUpeCr9JPPIhdjLT0ItY7ZMgOyEOPyO/ER2nMxLj6CbLkH0ssS29GGBBk/wd7qW8k245eyZeV/vWc98CWKoP9M4is5Z8qsjM/OGttyrmFH+ij2qESfglYMFKPnWzHcuVpARfwIIQZHCc/PJaAw2ucAO2sEtR/N2xqTekpG8mVaRurJQX2eW+M/YmzZggDPxwDxYIgHGu/K4+1jhDaUTCXfVjYG6SvrBainRGb1pfaznClzRTUutNY365+t8ZegRL/SRwu9y5UcBM2tEpOtYD/NJH/AHlOiNXML1kO23APGpYxuJCUDP2Nb9c/M+GVvP/We9ZANAL+KSZe5BrO25Wwj38C28Y2BfC36FFS+Fok+vSfDnYsQlAotLgdHBdCWY+egVSlJbfSuqQoCeRwZbaQ02lSGpZ6SkXyZlhF7clCf59YhVQXlmQCv20WcML5zi0kY+mwFVNpQMpV9trSx9LXUJrP6atlvxJkyV1TjQmt9s/6pg6lKdqKM9Gutu6rvoT6tMc9E32XL+gOeZf2hI+zLPuR3fm51uMuWa0G31a2cYsNITrXLNlIcqGSjbVWvteR9pXFyfEKn1M/6h+bR4VzZ0ZyLYtFS2+KntI/gO6rPNq58LTJzjknWPP8Suj2i8wvqdGNCfTzQIwraKJD2CEkA5zXPIjqEGJN2vFYbPUMR9Oc547H52DwRntO2OsxEL7BQT8nIiK0AkA+mlhyaOwe86Cj0YY3SA/UtHWekK0p0EJC9su5FZWuhvsgU2crG9NU4kZZMs/pq2W/EmTJnevZprW/kn/lmU0GHfUWAkoy0o47noOAVZZaueDYD+mNsyqx99ga9Ihcy5pLXKhtEPcXvoEmPa5HO1yKZ8Ql8CZAT344yt5D/0Rb/YT3IxLiKD5mRX7KHItIX4ymesN+0duaagf70Q+ZHdG/2Q3EUmy9BvoZPYF98kTqdRdRFWjEwor74l/yO9rxWvAf5E2WWZg82hxaVC/U47igwogxtNvWjThtd8FoKocRgACw+ysKYtInzowQ2VBwjQ/soT9y4/B7rNXasp6/qdbBQmFdBg59RDtYL9ItriHODdBD70qbnIBnmoF90DqFgJTkj9MvrF+pHiesXj9oYu8X+0he0ZIKl+tImojBP3og9zpI5g87jfHHcvD7ZJ9ot+mfeJ1F24MCNY9KW11Fv/I4McRzZfRYdrqNE82hYo9bWKlovduU1+o8JS7SbfGctsudakAtdxxiE/ZAr7+kW+JDWw0+tXz7PT42lOr

• A) overlapping
• B) intersecting but not perpendicular
• C) parallel
• D) perpendicular

{}^6{C_2}\,\,is\,\,equal\,\,to\,

• A) 15
• B) 16
• C) 17
• D) 14

data:image/png;base64,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

• A) The ratio exceeds one.
• B) The terms approach zero.
• C) The sum is always infinite.
• D) The series diverges.

data:image/png;base64,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

• A) 17
• B) 19
• C) 18
• D) 20

\[{}^6{C_2}\,\,is\,\,equal\,\,to\,\]

• A) 14
• B) 15
• C) 17
• D) 16

The conjugate of a complex number Z = x + iy is _______________

• A) \bar Z = - x + iy
• B) \bar Z = x - iy
• C) \bar Z = x - y
• D) \bar Z = x + iy

The red area in the bellow Venn Diagram shows the _________ of two sets A and B data:image/png;base64,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

• A) Complement
• B) Intersection
• C) Difference
• D) Union

The red area in the bellow Venn Diagram shows the _________ of two sets $A$ and $B$. data:image/png;base64,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

• A) Intersection
• B) Union
• C) Complement
• D) Difference

Equation of a circle centred at (-5,0) and radius \sqrt 9 is .......

• A) {(x+5)^2} + {y^2} = 9
• B) {(x-5)^2} + {(y + 5)^2} = 9
• C) {x^2} + {(y - 5)^2} = 81
• D) {x^2} + {(y + 5)^2} = 81

\[{\sin ^2}\theta + {\cos ^2}\theta = \_\_\_\_\_\_.\]

• A) 0
• B) 1
• C) -1
• D) 1/2

\cos ( 0 ) = .....

• A) 1
• B) 0.5
• C) -1
• D) 0

The function y = \sin 4x has period......

• A) \frac{\pi }{2}
• B) \frac{\pi }{3}
• C) 2\pi
• D) \frac{\pi }{4}

\cos (\theta - 180) = \_\_\_\_\_.

• A) \sin \theta
• B) - cos(\theta )
• C) - \sin \theta
• D) cos(\theta )

{\sin ^2}\theta + {\cos ^2}\theta = \_\_\_\_\_\_.

• A) -1
• B) 1/2
• C) 0
• D) 1

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• A) data:image/png;base64,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
• B) data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAADEAAAAVCAYAAADvoQY8AAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsMAAA7DAcdvqGQAAAIeSURBVFhH3ZdPrilBFIfr3bmI2IDEyEiCkQX4swK2YAt2YAesAAswZUAMDISRkcQCCIkF9OuvcupSrVp33/vcvOtLpLpPV506v+quOscfz0f9cj6k/dW8v4jFYqEajYYajUZi+TkGg4Fqt9s6hkjYEy46nY5XqVS8zWYjlhu9Xs/LZDLsJd1nMpnIk2Ts93s9T7fbFYvNfD7X/sOeG5wiCDKfz3vH41EsN3CIAMTxnCAQw4RxYRx+GMeP+cKgL/P1+32xPPIggtXBsWt1zbN7h0yCrV6viyUa+iLajH0mAobDoe7H/C4eRLCyvAUXBI+z4CdGUNgJKilxRABvI+yzetjYbOJarSZ3NrPZTLfFYlG3hnK5rNvdbqfbV0BM4/FY7mwsEdvtVp3PZ5XL5cRic7lc5MomnU7L1esolUrK/5zU6XQSyw1LxPV61W21WtXt/4jrbb9/sktKKpWSq5/FEmGCWC6Xug1iNnAwi06nU90GN/wrKBQKcnXDEkEQ/lGmDoeDWGyazaZugyJXq5Xyj2a5ew3r9Vr5R7/KZrNiuUOO2k+e5QkgJ3BmmwxNf+7vExHnPq6j8gb5hn6UFlE8yxOhGZss6YLATKnBD1HB5GdEuOouIBgCNz74EaTLFyTO2MAkYbVTHBBBUP8CYsDXs6zuFAGsdlgVGwXj4pQSUTD3l6tYA989rzhJqc0YFuC7UKe1Wq1Y1fEb/MdW6i99vlR6ik8JGAAAAABJRU5ErkJggg==
• C) data:image/png;base64,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
• D) data:image/png;base64,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

Power reducing formula for cos ^2A is _____.

• A) \frac{{2\tan A}}{{1 + {{\tan }^2}A}}
• B) \frac{{1 - \cos 2A}}{2}
• C) \frac{{\cos 2A + 1}}{2}
• D) 1 - {\cos ^2}A