Perform the indicated operations.
A. - 
B. - 
C. - 
D. 
Answer: A
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Find the product.7x2 y(-9x6y + 6x3)
A. -63xy + 42x B. -63x8y2 + 42x5 C. -63x8y2 + 42x5y D. -63x8y2 + 6x3
Find the indicated trigonometric function, given that ? is an angle in standard position with the terminal side passing through the given point.(1.5, -3.6); Find sin ?.
A. - 
B. - 
C. 
D. - 
Solve the system by the addition method.4x2 - 4y2 = -483x2 + 2y2 = 44
A. {(-2, -4), (-4, -2)} B. {(2, -4), (2, 4)} C. {(2, 4), (4, 2), (-2, -4), (-4, -2)} D. {(2, 4), (-2, 4), (2, -4), (-2, -4)}
Round the number to its given place value.In a town in California, the average consumption of soft drinks per day per elementary school student is 15.897 ounces. Round this value off to the nearest tenth.
A. 15.9 oz B. 16.0 oz C. 16 oz D. 15.90 oz