Solve. Graph the solution on a number line, and express it in interval notation.20x + 32 ? 4(4x + 9)
A. x < 1, (-?, 1)
B. x ? 1, [1, ?)
C. x > 1, (1, ?)
D. x ? 1, (-?, 1]
Answer: D
Mathematics
You might also like to view...
After flooding damaged much of the crop, the cost of a head of lettuce jumped from $0.60 to $1.32. What percent of increase is this?__________ %
Fill in the blank(s) with the appropriate word(s).
Mathematics
Multiply.(7b2 + 4)(7b2 - 4)
A. 14b4 + 16 B. 49b4 - 16 C. 14b4 - 16 D. 49b4 + 16
Mathematics
Simplify the expression.274/3
A. 729 B. 243 C. 2187 D. 81
Mathematics
Verify the identity.1 + sec2x sin2x = sec2x
What will be an ideal response?
Mathematics