Simplify.(6 - 1)2 ÷ 4 + 6.8 × 0.6

A. 9.65
B. 11.01
C. 10.33
D. 9.31

Answer: C

Mathematics

Use the method of undetermined coefficients to solve the differential equation.y" - 7y' + 10y = ex

A. y = C₁e^-5x + C₂e^-2x + e^x
B. y = C₁e^-5x + C₂e^-2x - e^x
C. y = C₁e^5x + C₂e^2x + xe^x
D. y = C₁e^5x + C₂e^2x + e^x

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Mathematics

Multiply.(4.9x7)(4x6)

A. 19.6x42 B. 19.6x13 C. 1.96x13 D. 196x42

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Mathematics

Divide.-45 ÷ (-0.09)

A. 5 B. 50 C. 500 D. 0.5

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Mathematics

Solve the right triangle using the information given. Round answers to two decimal places, if necessary.a = 5, ? = 35°; Find b, c, and ?.

A. b = 4.5 c = 7.1 ? = 55° B. b = 4.5 c = 6.1 ? = 55° C. b = 3.5 c = 7.1 ? =55° D. b = 3.5 c = 6.1 ? = 55°

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Mathematics