Multiply. Assume that all variables represent non-negative real numbers.
(
- 
)
A. 
B. 
- 
C. 7
- 7
D. 8
Answer: B
Mathematics
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Decide whether the ordered pair is a solution of the given system.(4, -2)x + y = -6x - y = -2
A. Yes B. No
Mathematics
Apply row operations to the augmented matrix to find the solution to the linear system.
A. x = -2, y = 3, z = -3 B. x = -3, y = 4, z = -4 C. x = 5, y = -1, z = -2 D. x = -1, y = 5, z = -2
Mathematics
Solve by factoring and using the principle of zero products.8y2 + 26y + 15 = 0
A. 
, 
B. 
, - 
C. - 
, - 
D. - 
, - 
Mathematics
Solve the problem.The diagram below shows a rope connecting the top of a pole to the ground. The rope is 24 yd long and touches the ground 17 yd from the pole. How tall is the pole? Round approximations to the nearest tenth. 
17 yd
A. 143.5 yd B. 8.5 yd C. 16.9 yd D. 20.5 yd
Mathematics