Find the indicated partial sum for the given sequence.s8, 1, -5, 9, -13, . . .
A. -16
B. -15
C. 16
D. 5
Answer: A
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Solve the problem.To find the height of this tree, Juanita marked the tree at eye level, 1.8 meters above the ground. She measured 39 m from the base of the tree and then held a 5-cm ruler vertically in front of her eye until the ruler just obscured the tree above the mark. Using a string tied through a hole in one end of the ruler, Juanita found that the distance from her eye to the ruler was 5.7 centimeters. What was the height of the tree? Round to the nearest unit.
A. 34 m B. 36 m C. 40 m D. 30 m
Factor out the GCF from the polynomial.60x9y9 + 48x5y7 + 120x3y2
A. 12x3(5x6y9 + 4x2y7 + 10y2) B. 12x3y2(5x6y7 + 4x2y5 + 10) C. cannot be factored D. 12(5x9y9 + 4x5y7 + 10x3y2)
Write an equation for the hyperbola.
A. 
- 
= 1
B. 
- 
= 1
C. 
- 
= 1
D. 
- 
= 1
Find the exact value of the indicated trigonometric function of the angle ? in the figure. Rationalize the denominator where necessary.Find sec ?.
A. 
B. 
C. 
D. 