Simplify the expression.5m2 + 4m2
A. 10m2
B. 9m2
C. 10m4
D. 9m4
Answer: B
Mathematics
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Provide an appropriate response.Perform the operations and express in scientific notation: 
2
A. 9.2 × 10-2 B. 2.116 × 10-1 C. 9.2 × 10-8 D. 2.116 × 10-7
Mathematics
Find the intervals on which the function is increasing and the intervals on which the function is decreasing.f(x) = 2x2 + 8x + 0
A. Increasing on (2, ?); decreasing on (-?, 2) B. Increasing on (-4, ?); decreasing on (-?, -4) C. Increasing on (8, ?); decreasing on (-?, 8) D. Increasing on (-2, ?); decreasing on (-?, -2)
Mathematics
Evaluate to four decimal places using a calculator.e-0.38
A. 0.7558 B. 0.6839 C. -1.0329 D. 1.4623
Mathematics
Solve by using the square root property.(11 - 6x)2 = 19
A. x = 5, x = - 
B. x = 
C. x = 
D. x = 
Mathematics