Find the absolute value.|+10|
A. 20
B. 10
C. -10
D. 0
Answer: B
Mathematics
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Use the Chain Rule or implicit differentiation to find the indicated derivative.xey + x2 - y = 0. Find 
.
A. 
B. 
C. 
D. 
Mathematics
Solve by the substitution method.x + 7y = -222x + 6y = -12
A. {(-6, -3)} B. {(6, -4)} C. {(5, -3)} D. ?
Mathematics
Determine which of the following methods is the best choice for solving the given equation: factoring, using the principle of square roots or using the quadratic formula. Then, solve the equation.x2 + 16x = 0
A. Quadratic formula; -16 ± 
B. Square root principle or factoring; -1, -16
C. Square root principle; 16, 0
D. Factoring; -16, 0
Mathematics
Use the FOIL method to find the product.(7a + 5b)(5a + 6b)
A. 35a2 + 67ab + 30b2 B. 35a2 - 67ab + 30b2 C. 35a2 + 17ab + 30b2 D. 35a2 + 30b2
Mathematics