Estimate the value of 
by rounding each number to the nearest ten.
?
A. -102
B. 102
C. -16
D. 152
Answer: A
Mathematics
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What will be an ideal response?
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Solve the system of equations using matrices. Use Gaussian elimination with back-substitution. -5x - y + 6z=-29 -8x - 9z=-99 2y + z= 7
A. {(-9, 2, 18)} B. {(9, 2, 3)} C. {(-9, 18, 2)} D. {(9, 3, 2)}
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A. y = log4x - 2 B. y = log4(x + 2) C. y = log4x D. y = log4(x - 2)
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Add or subtract as indicated.Subtract:
A. -26x11y3 B. 5x6 - 9x4y - 33y2 C. 5x6 - 28x4y - 3y2 D. 5x6 - 28x4y - 33y2
Mathematics