Simplify the expression. First use the distributive property to remove any parentheses.-9(5r + 6) + 6(4r + 5)
A. -21r + 6
B. -99r
C. -4r - 3
D. -21r - 24
Answer: D
Mathematics
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Evaluate the requested trigonometric function using the information given. cos ? = 
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A. 
B. - 
C. - 
D. - 
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Find the product.(-10)(-3)(3)
A. 90 B. 80 C. 190 D. -90
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Evaluate using the correct order of operation.
2 ÷ 
A. 
B. 
C. 
D. 
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Draw a rectangular box with the origin and (3,6,3) as opposite vertices and with its faces parallel to the coordinate planes. Find the length of the diagonal of the box
What will be an ideal response?
Mathematics