Express the number in scientific notation.0.00004461

A. 4.461 × 104
B. 4.461 × 105
C. 4.461 × 10-5
D. 4.461 × 10-4


Answer: C

Mathematics

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Use scientific notation to perform the following operations. Leave your answer in scientific notation.(20 × 10-2) ÷ (5 × 109)

A. 4.0 × 107  B. 8.0 × 10-11  C. 4.0 × 10-11  D. 8.0 × 107

Mathematics

Factor out the greatest common factor.5x(3x + 2) + 6(3x + 2)

A. (15x - 6)(x - 2) B. (5x + 6)(3x + 2) C. (15x + 6)(x + 2) D. (5x - 6)(3x - 2)

Mathematics

Each day Larry needs at least 10 units of vitamin A, 12 units of vitamin B, and 20 units of vitamin C. Pill #1 contains 4 units of A and 3 of B. Pill #2 contains 1 unit of A, 2 of B, and 4 of C. Pill #3 contains  of A, 1 of B, and 5 of C.Pill #1 costs 15 cents, pill #2 costs 12 cents, and pill #3 costs  Larry wants to minimize cost. What are the coefficients of the objective function?

A. 10, 12, 20 B. 15, 4, 3 C. 4, 1, 10 D. 15, 12, 11

Mathematics

Solve the equation.9x - 8x = 16

A. = 16
B. =  -16
C. = - 
D. = 0

Mathematics