Answer the following statement(s) true (T) or false (F)
By the time students arrive in middle school, teachers can reasonably expect that all of them will be able to solve simple fill-in-the-blank problems such as 3 + 5 = ___ + 7
Ans: False
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Provide an appropriate response.Which of the following space regions is (are) closed?i.The hemispherical region centered at the origin with z > 0 and radius r bounded by 0 ? r ? roii.The xy-planeiii.The half-space x > 0iv.Space itself
A. ii, iii, and iv B. iv only C. ii only D. ii and iv
Solve the problem.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; 
yds
Evaluate the integral.
dx
A. 
[(x2 + 8)3/2 - (x2 + 1)3/2 ]
B. 
[8(64 + 5y)3/2 - (1 + 5y)3/2 ]
C. 
[(64 + 5y)3/2 - (1 + 5y)3/2 ]
D. 
[(64 + 5y)3/2 - (1 + 5y)3/2 ]
Answer the question.To complete the square of 2x2 + 4x = 8, is it ever a good idea to divide by the coefficient of x2?
What will be an ideal response?