Simplify and add or subtract wherever possible.10 + 9 + 7

A. 10
B. 1684
C. -1684
D. 166


Answer: D

Mathematics

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Construct a factor tree for the given number.1323

What will be an ideal response?

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For the curve r(t), find an equation for the indicated plane at the given value of t.r(t) = (3 sin t + 8)i + (3 cos 20t) - 5)j + 12tk; osculating plane at t = 6.5?.

A. (y + 5) +   = 0
B. (y - 5) +   = 0
C. (y + 5) +   = 0
D. (x - 8) +   = 0

Mathematics

Provide an appropriate response.Identify the portion in the following: 6 is 15% of 40.

A. 15% B. 6 C. 100 D. 40

Mathematics

Solve.Elizabeth is making matching holiday outfits for herself and her 3 children. Elizabeth's outfit requires 2 yds of fabric and each child's outfit requires  yds. She finds a 4-yd remnant on sale. Is this enough material to make all 4 outfits? If not, how much more material is needed?

A. Yes
B. No;  yd

Mathematics