1,084 Answered Questions for the topic ACT Math

09/20/19

any idea in how to solve this ?

In a giant bin, we stir together 2019 red jelly beans and 2019 green jelly beans. We pull 3 jelly beans out of the bin at a time. There are two possibilities – they are all the same color or there... more
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09/19/19

please show me how to solve it or what will be the outcome

In a giant bin, we stir together 2019 red jelly beans and 2019 green jelly beans. We pull 3 jelly beans out of the bin at a time. There are two possibilities – they are all the same color or there... more
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09/14/19

find value of k
find all values of k such that f(x)=x^3+2x^2+kx+1 is one-to-one(knowing this question is related to the inverse functions)
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09/14/19

finding value of k
find all values of k such that f(x)=x^3+kx+1 is one-to-one (knowing this question is related to the inverse functions)
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09/11/19

find a b and c please
The graph of the function f(x)=ax^2+bx+c has its vertex at (0, 5) and passes through the point (1, 6).  Find​ a, b, and c.
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09/11/19

Determine the quadratic function f whose graph is given. 
Determine the quadratic function f whose graph is given.   The vertex is (3,-12) and the ​y-intercept is -3.
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09/11/19

help solve the answers from the function given
The cost​ C, in​ dollars, of renting a moving truck for a day is given by the function C(x)=0.20x+45, where x is the number of miles driven.​(a) What is the cost if a person drives x=240 miles?​(b)... more
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09/11/19

please help me with this

suppose that f(x)=6x-5 and g(x)= -2+3 find:a) f(x)=0b) f(x)> 0c) f(x)= g(x)
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09/11/19

find the slope please

g(x)= 2x+8 f(x)= 1/6x-3 f(x)= 2 f(x)= 1
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09/11/19

fine the slope please

x y=f(x) 1 −8 2 −13 3 −18 4 −23 5 −28 determine the slope
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09/11/19

please help with this problem
The graph of a​ piecewise-defined function is given. Write a definition for the function that best describes this graph. (0,0),(-2,2),(3,1)
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Act Math Math Calculus Algebra

09/11/19

Math Symmetry Question!!
Use the algebraic tests to check for symmetry with respect to both axes and the origin. y = -4x + 2 y = x2 + 2 y = - IxI - 2
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Act Math Act Act Reading

09/10/19

Which section(s) of the ACT are weighted?

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Act Math Math Sat Math Maths

09/06/19

Explain how Absolute Values work
To understand the absolute value definition you must believe that IxI = -x for negative x's. using x=-3 as an example, explain in words why multiplying x by -1 produces the same result as taking... more
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Act Math Math Sat Math Maths

09/06/19

state a reasonable domain
A parking deck is to be built on 200' by 200' lot x=width of deck in feet
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Act Math

09/04/19

Decimal represents the fractions

pam bought 20 granola bars to school and 16 had chocolate chips in them. What decimal represents the fraction of granola bars that had chocolate chips?
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09/03/19

Over what interval is the graph of y= f(x+2) decreasing?
Suppose that the function y= f(x) is decreasing on the interval (−2, 7).                Over what interval is the graph of y= f(x+2) decreasing? Explain
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09/02/19

please help with this problem
A bank loaned out $18,000​, part of it at the rate of 8% per year and the rest at 18% per year. If the interest received in one year totaled ​$2500​, how much was loaned at 8 % ?
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09/02/19

what scores are needed
Brooke has test scores of 75,80,72, 65, and 90. What score does Brooke need on the final in order to have an average score of​ 80?
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08/29/19

please help me with this

Suppose that the revenue​ R, in​ dollars, from selling x cell​ phones, in​ hundreds, is R(x)=-1.2x^2+246x The cost​ C, in​ dollars, from selling x cell​ phones, in​ hundreds, C(x)-0.07x^3... more
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Act Math

08/26/19

What number is in standard form
Four and seven hundredths
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08/25/19

please help me with this problem i am having tons of trouble
Write an equation of the line   ​[minus−​5,5] by [5,−​5]Express the answer using either the general form or the​ slope-intercept form of the equation of a line.
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08/25/19

please help me with this problem
Find the equation of the horizontal line that contains the point (7,−8). Express the equation using either the general form or the​ slope-intercept form of the equation of a line.
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08/23/19

Please help me with this problem
In the 1939 movie The Wizard of Oz, upon being presented with a Th.D. (Doctor of Thinkology), the Scarecrow proudly exclaims, "The sum of the square roots of any two sides of an isosceles triangle... more
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Act Math

08/23/19

A pound of fertilizer covers 48 ft.² and Vivian’s lawn measures 8436.2 square feet how much fertilizer to the nearest tenth of a pound will she need

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