Determine ? in decimal degrees, 0° ? ? ? 90°. Round results to an appropriate number of significant digits.csc ? = 1.6
A. 38.7°
B. 34.0°
C. 39°
D. 34°
Answer: C
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Find the product.5x8(-12x9 + 4x7 - 10)
A. -60x9 + 20x7 - 50 B. -60x17 + 20x15 - 10 C. -60x17 + 4x7 - 10 D. -60x17 + 20x15 - 50x8
Solve the problem.To estimate the number of people in Springfield, population 10,000, who have a swimming pool in their backyard, 250 people were interviewed. Of those polled, 79 had a swimming pool. How many people in the city might one expect to have a swimming pool? (Round to the nearest whole number, if necessary.)
A. 2 people B. 3160 people C. 316 people D. 31,646 people
Find the equation of the tangent line to the curve when x has the given value.f(x) = 
; x = 3
A. y = -7x + 28
B. y = 
- 
C. y = 
+ 1
D. y = -7x - 9
Solve the equation.1.3x - 2.7 = 0.8x - 0.65
A. 4.2 B. 4.1 C. -0.244 D. 4.51