Simplify the expression. Assume that all variables are positive when they appear.
A. 
B. 6
C. 31
D. 
Answer: D
Mathematics
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Solve the equation graphically, numerically, or symbolically. If appropriate, round the solution to hundredths. ?k? - 6 = -3
A. 3, -3 B. -3 C. -9, 9 D. 3
Mathematics
Multiply the polynomials using the special product formulas. Express the answer as a single polynomial in standard form.(x - 3)3
A. x3 - 9x2 + 27x - 27 B. x3 - 9x2 + 15x - 27 C. x3 - 9x2 + 9x - 27 D. x3 - 3x2 + 15x - 27
Mathematics
Provide an appropriate response.A whole number less than 6.7.
What will be an ideal response?
Mathematics
Add or subtract vertically.Add 5x9 + 3x8 + 7x7 + 6 and 4x9 + 5x8 + 4x7 + 7.
A. 28x48 + 13 B. 9x9 + 8x8 + 11x7 + 13 C. 11x9 + 11x8 + 12x7 + 7 D. 9x18 + 8x16 + 11x14 + 13
Mathematics