Factor completely. If the polynomial is prime, state so.8m3 + 343n9
A. (2m + 7n3)(4m2 + 14mn3 + 49n6)
B. (2m - 7n2)(4m2 + 14m2n3 + 49n6)
C. (2m + 7n3)(4m2 - 14mn3 + 49n6)
D. (2m + 7n2)(4m2 - 14m2n2 + 49n3)
Answer: C
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Solve the problem.A generator produces an alternating current according to the equation 
where t is time in seconds and I is the current in amperes. What is the smallest time t such that 
A. 
second
B. 
second
C. 
second
D. 
second
Perform the indicated conversion between American and metric units of length.284 miles to kilometers (Round to the nearest thousandth.)
A. 157.778 B. 176.507 C. 456.956 D. 513.756
Find the slope and y intercept of the graph of the equation.y = x + 3
A. Slope = 1; y intercept = 3 B. Slope = 3; y intercept = 1 C. Slope = 3; y intercept = -1 D. Slope = 0; y intercept = -3
Determine whether the formula determines y as a function of x.y2 = (x - 7)(x + 7)
A. Yes B. No