Find the cross product and determine whether the proportion is true or false.
= 
A. 164.25 = 110.25; true
B. 110.25 ? 248.0625; false
C. 165.375 = 165.375; true
D. 165.375 ? 165.375; false
Answer: C
Mathematics
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= 9, 2y + 4y3/2 = t3 + t, t = 0
A. 6
B. 3
C.
D.
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Find the limit.sec x
A. 0 B. -? C. ? D. 1
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Expand the number to its natural form.4.07 × 10-4
A. 0.0000407 B. 0.00407 C. 0.0407 D. 0.000407
Mathematics