Multiply.(
- w)(
+ w)
A. t - 2w - w2
B. t - w2
C. t - w
D. t + 2w - w2
Answer: B
Mathematics
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Establish the identity. = - tan(6?) tan(2?)
What will be an ideal response?
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Solve.The number of students in a school in year n is estimated by the model. About how many students are in the school in each of the first three years?
A. 99, 128, 167 B. 104, 128, 167 C. 113, 142, 181 D. 99, 128, 152
Mathematics
Perform the indicated operations.(9x2 + 3x) - (9x - 1) + (4x2 - 4)
A. 13x2 - 6x - 5 B. 13x2 - 12x - 5 C. 13x2 - 6x - 3 D. 13x2 - 12x - 3
Mathematics
Solve the inequality. Graph the results.x - 5 < 7
A. x ? 12
B. x ? 12
C. x > 12
D. x < 12
Mathematics