Determine which value(s), if any, must be excluded from the domain of the variable in the expression.
A. x = -36
B. x = 0, x = -
C. x = -6
D. none
Answer: D
Mathematics
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Solve.How many pounds of rock will you need to fill an area 20 feet by 42 feet to a depth of 2.5 inches if the rock weighs 1025 pounds per cubic yard? Round to the nearest pound.
Fill in the blank(s) with the appropriate word(s).
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Write the fraction.Of the 164 students at a high school, 37 are sophomores. What fraction of the students are NOT sophomores?
A.
B.
C.
D.
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Find the first five terms of the recursively defined sequence.a1 = 4, an+1 =
A. 4, , 16,
, 64
B. 4, ,
,
,
C. 4, , 4,
, 4
D. 4, ,
,
,
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Factor the trinomial completely.3x5 + 6x4 - 45x3
A. 3x3(x2 + 2x - 15) B. x3(x + 5)(3x - 9) C. 3x3(x + 5)(x - 3) D. x3(3x + 15)(x - 3)
Mathematics