Evaluate the expression for the values given.3x - 5 for x = -2
A. -1
B. 11
C. 1
D. -11
Answer: D
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Find the value of the expression.log216
A. 16 B. 4 C. 2 D. 8
Solve the problem.A surveyor recording data for a new subdivision measured an angle as 11.77°. The next day, a different surveyor measured the same angle as 11°31'. Find the difference between these measurements (i) to the nearest minute and (ii) to the nearest hundredth of a degree.
A.
| (i) 38' | (ii) 0.43° |
B.
| (i) 77' | (ii) 1.29° |
C.
| (i) 46' | (ii) 0.46° |
D.
| (i) 15' | (ii) 0.25° |
Find the exact value. cos²(? / 8) - sin²(? / 8)
What will be an ideal response?
If angle ? is in standard position and intersects the unit circle at 
find 
and
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?
A. 
B. ?
C. ?
D. ?
E. ?