Provide an appropriate response.How can you use a proportion to solve a percent word problem? Explain in your own words.
What will be an ideal response?
Identify part, whole, and percent. Substitute these values into the percent proportion:
= 
. Solve the proportion.
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Find the linearization L(x) of f(x) at x = a.f(x) = 4x2 - 3x - 4, a = 3
A. L(x) = 21x + 32 B. L(x) = 27x - 40 C. L(x) = 21x - 40 D. L(x) = 27x + 32
Calculate the slope of the line passing through the given points. If the slope is undefined, so state. Then indicate whether the line rises, falls, is horizontal, or is vertical.(-4, 8), (2, 8)
A. 5, rises B. 11, rises C. 0, is horizontal D. 1, rises
Provide an appropriate response.The control center was suddenly unable to track the satellite when it reached a distance of 128,615 miles from the earth's surface. Write this whole number in word form.
A. One hundred twenty-eight thousand, six hundred fifteen B. Six hundred fifteen thousand, one hundred twenty-eight C. One hundred twenty thousand, eighty-six hundred, fifteen D. One hundred twenty-eight million, six hundred fifteen
Solve the equation.2.3 + x = 23.7
A. x = 21.4 B. x = 20.9 C. x = 26 D. x = 25.5