Perform the indicated operations on a calculator. Express the result with the proper accuracy and precision. Assume that all numbers are approximate.
- 
A. 21.7
B. -1.28
C. 21.73
D. -1.277
Answer: D
Mathematics
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Factor the polynomial completely. If the polynomial cannot be factored, say it is prime.32x5 + 4x3 - 28x
A. 4x(8x2 + 7)(x2 + 1) B. x(32x2 - 28)(x2 + 1) C. 4x(8x2 + 7)(x + 1)(x - 1) D. 4x(8x2 - 7)(x2 + 1)
Mathematics
Solve the equation.
= 10
A. {
}
B. {100}
C. {100,000}
D. {1000}
Mathematics
Write the sentence as a mathematical statement.Twelve is greater than or equal to one.
A. 12 ? 1 B. 12 ? 1 C. 12 > 1 D. 12 = 1
Mathematics
Use a calculator to approximate, as precisely as possible, the solutions as rational numbers.x2 + 6x - 40 = 0
A. 4.00000000, -10.00000000 B. 22.84943324, -16.84943324 C. 10.00000000, -4.00000000 D. 16.84943324, -22.84943324
Mathematics