A point on the terminal side of angle ? is given. Find the exact value of the indicated trigonometric function.
?Find cos ?.
A. - 
B. - 
C. 
D. 
Answer: B
Mathematics
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Express the number in scientific notation.0.0000004
A. 4 × 10-6 B. 4 × 10-8 C. 4 × 10-7 D. 4 × 10-9
Mathematics
Find the product.(4x - 4y2)2
A. 16x2 - 32xy2 + 16y4 B. 8x2 + 8y4 C. 16x2 + 32xy2 + 16y4 D. 16x2 + 16y4
Mathematics
Find the absolute maxima and minima of the function on the given domain.
on the trapezoidal region with vertices 
and 
A. Absolute maximum: 9 at 
absolute minimum: 5 at 
B. Absolute maximum: 8 at 
absolute minimum: 0 at 
C. Absolute maximum: 10 at 
absolute minimum: 5 at 
D. Absolute maximum: 9 at 
absolute minimum: 0 at 
Mathematics
Solve. Use a calculator to approximate the irrational solutions to three places.x2 = 6
A. 12 B. ±2.449 C. 2.449 D. 36
Mathematics