Simplify. Write the expression as a single logarithm with a coefficient of 1.log10(x - 1) + log10(x + 9)
A. log10(2x + 8)
B. log10(x + 8)
C. log10
D. log10(x - 1)(x + 9)
Answer: D
Mathematics
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Determine whether the terms are like or unlike.ab and 13ba
A. like B. unlike
Mathematics
Solve the system by using Gaussian elimination with backward substitution or by reducing the matrix to reduced-row echelon form. x - y + 3z = -13x + z = -2 x + 4y + z = -22
A. (-2, -5, 0) B. No solution C. (0, -5, -2) D. (-2, 0, -5)
Mathematics
Write the first n terms of the given arithmetic sequence (the value of n is indicated in the question).a5 = 3, d = -1, n = 5
A. 0, 7, 6, 5, 4 B. 7, 6, 5, 4, 3 C. 11, 9, 7, 5, 3 D. -7, -6, -5, -4, -3
Mathematics
Simplify the complex fraction.3 + 
A. - 
B. 
C. 
D. 
Mathematics