Determine whether the equation is quadratic.4x2 - 5 = 0
A. Yes
B. No
Answer: A
Mathematics
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Solve the inequality using the x-intercept method or the intersection-of-graphs method. Express the solution set in interval notation.9z - 6 > 8z - 1
A. (-?, -7) B. (-7, ?) C. (-?, 5) D. (5, ?)
Mathematics
Factor completely, if possible.98a4 - 50b2
A. 2(7a2 - 5b)2 B. 2(7a2 + 5b)2 C. 2(7a2 + 5b)(7a2 - 5b) D. Prime
Mathematics
Find the following using a calculator. Round to four decimal places.ln 156
A. 5.0499 B. 0.1974 C. 57.5646 D. 2.1931
Mathematics
Subtract.(-2x6 + 2x8 - 8 - 7x7) - (3 - 5x7 + 7x8 + 5x6)
A. 9x8 - 12x7 + 3x6 - 11 B. -5x8 - 2x7 - 7x6 - 11 C. 9x8 - 12x7 + 3x6 - 5 D. -5x8 - 12x7 + 3x6 - 5
Mathematics