Determine whether the given point is in the solution set to the given system.(2, 9, -4)2x - 5y - 9z = -5 x + y + z = 73x - y + 5z = 35
A. No
B. Yes
Answer: A
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Find the indicated quantity for an infinite geometric series.r = 
, S = 
, a1 = ?
A. 8
B. 7 + 
C. 7
D. 7
Solve the problem.A rectangular swimming pool is being constructed, 18 feet long and 100 feet wide. The depth of the pool is measured at 3-foot intervals across the length of the pool. Estimate the volume of water in the pool using Simpson's Rule.
A. 10,500 ft3 B. 12,300 ft3 C. 9300 ft3 D. 7000 ft3
Divide. Leave your answer in exponent form. Assume that all variables in any denominator are nonzero.
A. 
B. 
C. 92
D. -92
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.7x2 + 10x + 2 = 0
A. Square root principle; -10, 0
B. Quadratic formula; 
C. Factoring; -5, 14
D. Square root principle or factoring; -7