Factor completely using the ac method. If prime, so state.8z2 - 6z - 9
A. (2z + 3)(4z - 3)
B. (2z - 3)(4z + 3)
C. prime
D. (8z - 3)(z + 3)
Answer: B
Mathematics
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Find the solution set of the system by graphing the equations by hand. If the system is inconsistent or dependent, say so.
A. (1, -9) B. (-1, -9) C. (-1, 9) D. (1, 18)
Mathematics
Determine whether the graph opens upward or downward.y = -2x2 + 20x - 55
A. Upward B. Downward
Mathematics
Solve.A rectangular window opening measures 36.5 inches by 49.75 inches. Calculate the area of the opening. Round to the nearest square inch.
Fill in the blank(s) with the appropriate word(s).
Mathematics
Simplify the exponential expression. Write any negative exponents as positive exponents. Assume all variables represent positive real numbers.
A. 81x2/15 B. 81x38/15 C. 3x2/15 D. 3x38/15
Mathematics