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Math Help For College

11/26/14

factor expression

Factor the expression. -10x2 - 41x - 21 -(2x - 7)(5x + 3) -(2x + 7)(5x + 3) (-2x + 7)(5x + 3) Prime Polynomial

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Math Help For College

11/26/14

factor expression

28x^2+84x+63Not sure how to answer this question.7(2x - 3)(2x - 3)7(2x + 3)(2x + 3)(28x + 1)(x + 63)Prime Polynomia

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Math Help For College

11/23/14

How tall is the giraffe?

How tall is a giraffe that cast a shadow 320 centimeters long, when randy, who is measuring the giraffe, is 180 centimeters tall and cast a shadow of 100 centimeters long?

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Math Help For College

11/23/14

what are natural numbers?

witch of the following are natural numbers? pie 7 2 or 4 over 6 and why?

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Math Help For College Precalculus Solve Equation College

11/23/14

Find the car's best gas mileage given the following information.... (description)

Most cars get their best gas mileage when traveling at relatively low speeds. Suppose the gas mileage for a particular car is given by the equation: M(s)=(-1/28)s^2+3s-31 where s is the... more

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Math Help For College

11/22/14

values of x

Select the approximate values of x that are solutions to f(x) = 0, wheref(x) = -4x2 + 3x + 7. These are the answers I have to choose from{1.75, –1.00} {-4, 3} {–0.75, –1.75} {–0.57, 0.43}

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Math Help For College

11/22/14

values of x

Select the approximate values of x that are solutions to f(x) = 0, wheref(x) = -6x2 + 4x + 3. These are the answers I have to choose from{–2.00, 1.33} {-6, 4} {–0.67, –0.50} {–0.45, 1.12}

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Math Help For College

11/22/14

expression

If f(x)=square root x^2-1 and g(x)= square root x-1 f(x)/g(x) for x>1

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Math Help For College

11/22/14

values of x

The approximate value of x that are solution to f(x)=0 where f(x) 0= -6x^2+4x+3

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Math Help For College

11/22/14

vertex of parabola

select the x coordinate of the vertex of the parabola be defining f(x)=-3x^2+7x+1

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Math Help For College

11/21/14

Let’s say you own a company that makes bolts that are used on the International Space Station! These bolts have very specific requirements but two of the most important requirements are strength... more

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Math Help For College

11/21/14

rational models and independent variables

I have another problem with the same math t=1000*6.5/0.6c+331 T is the time in seconds for the sound to travel 6.5 kilometers and C is the air temp in degree CelsiusSo the question is if the air... more

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Math Help For College

11/18/14

rational models and independent variables

Several families are going on a fishing trip and agree to divide the cost. It cost 5500.00 to rent the fishing boat. In addition to the rental fee adult and children pay fares that include bait and... more

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