Estimate the sum or difference by rounding each number to the nearest hundred.
A. 2717
B. 2700
C. 2720
D. 2800
Answer: D
Mathematics
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Multiply the polynomials.(x - 5)(9x2 + x + 9)
A. 9x3 - 44x2 + 14x - 45 B. 9x3 - 46x2 + 4x - 45 C. 9x3 - 44x2 + 4x - 45 D. 9x3 + 44x2 + 4x - 45
Mathematics
Solve.4x + 3y + z = 84x - 5y - z = -265x + y + 4z = -12
A. (-3, -1, 5) B. (-1, 5, -3) C. (-1, -3, 5) D. (-3, 5, -1)
Mathematics
Determine whether the given value is a solution of the equation.10(y - 7) = 120; 19
A. A solution B. Not a solution
Mathematics
Solving the following equation will require you to use the quadratic formula. Solve the equation for ? between 0° and 360°, and round your answers to the nearest tenth of a degree.
?
?
A. 65.1°, 294.9° B. 65.7°, 294.3° C. 66.5°, 293.5° D. 65.3°, 294.7° E. 65.5°, 294.5°
Mathematics