Multiply.(-7m - 9)(-4m2 + m + 5)
A. 28m3 + 29m2 - 44m - 45
B. 28m3 - 44m2 + 29m - 45
C. 28m3 - 44m - 45
D. 28m3 + 29m2 - 44m
Answer: A
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Find the length of the curve.y = (4 - x2/3) 3/2 from x = 1 to x = 8
A. 6 B. 18 C. 9 D. 12
Work the chain multiplication.(2)(0)(7)
A. 9 B. 0 C. 14 D. 7
Verify the identity.
= cos(3?)
What will be an ideal response?
Write a formula for src="https://sciemce.com/media/3/ppg__cognero__Section_5.2_Sum_and_Difference_Formulas__media__7dcfbdfe-0b1a-49cf-8a8c-9acba85daf1c.PNG" class="wirisformula" align="middle" style="vertical-align: middle;" data-wiris-created="true" varid="variable_id_field" variablename="impvar_4b1506d72a2c44dd802fa3aa8" /> and using the formula for the sine of a sum.
What will be an ideal response?
by writing 
as