Estimate the answer by rounding as indicated.Estimate by first rounding to the nearest ten.717 ÷ 42
A. 21
B. 30
C. 19
D. 18
Answer: D
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Provide an appropriate response.Solve the following equation: x2 = 64
Fill in the blank(s) with the appropriate word(s).
The matrix associated with the solution to a system of linear equations in x, y, and z is given. Write the solution to the system, if it exists.
A. x = -4, y = 4, z = 0 B. x = 0, y = 4, z = -4 C. x = 4, y = 4, z = -4 D. x = -4, y = 0, z = 4
Solve. Write the answer in simplest form.Find the area of the rectangle. Write the answer in simplest form. Recall that the area = (length) ? (width). 
A = 
foot B = 
foot
A. 
square foot
B. 
square foot
C. 
square foot
D. 
square foot
Find the equation of the parabola satisfying the following conditions:
?
Vertex at 
, focus located on the line 
, passing through the point 
.
?
A. ?
B. ?
C. ?
D. 
E. None of the above