Factor completely.25x2 + 9
A. (5x + 3)(5x - 3)
B. (5x + 3)2
C. prime
D. (5x - 3)2
Answer: C
Mathematics
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Find the standard deviation for the given data. Round your answer to one more decimal place than the original data.223, 225, 300, 291, 289, 267, 171, 166, 141
A. 60.3 B. 28.8 C. 56.8 D. 64.4
Mathematics
Subtract.
A. 2.12 B. 1.12 C. 1.22 D. 2
Mathematics
Find an equation of the line described. Write the equation in slope-intercept form if possible.Through (-4, -33) and (10, 79)
A. y = - 
x - 
B. y = -8x - 65
C. y = 8x - 1
D. y = 
x - 
Mathematics
Find the quotient.
A. 9 B. 1.9 C. 0.9 D. 19
Mathematics