2,195 Answered Questions for the topic Pre Calculus
09/25/20
Use the given zero to find all the zeros of the function. Include the given zero in your answer. Function: g(x) = 5x^3 + 39x^2 + 77x − 17 Zero: −4 + i
Function: g(x) = 5x3 + 39x2 + 77x − 17 Zero: −4 + i
09/25/20
Use the given zero to find all the zeros of the function. (Enter your answers as a comma-separated list. Include the given zero in your answer.) Function: f(x) = x^3 + x^2 + 4x + 4 Zero: 2i
Use the given zero to find all the zeros of the function. (Enter your answers as a comma-separated list. Include the given zero in your answer.) Function: f(x) = x^3 + x^2 + 4x + 4 Zero: 2i
09/25/20
Find a polynomial function f(x) with real coefficients that has the given zeros. (There are many correct answers.) −7, −7, i
Find a polynomial function f(x) with real coefficients that has the given zeros. (There are many correct answers.)−7, −7, if(x)=
Pre Calculus
09/24/20
words into functions
The sum of two nonnegative numbers is . Express the sum of the square of one and twice the square of the other as a function of one of the numbers.
Pre Calculus
09/23/20
In triangle ABC, the size of angle B is times the size of angle A, and the size of angle C is less than times the size of angle A. Find the size of the angles.
Pre Calculus Precalculus
09/22/20
what are the x-intercepts of this equation f(x)=1-cos(x)/(x)
Pre Calculus
09/21/20
Fridge pre-calc question
A company manufactures small refrigerators. The total cost to manufacture 81 refrigerators is $6075. The total costs to manufacture 178 refrigerators is $12380. Assume that total cost, C, is...
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Pre Calculus
09/21/20
A quadratic function y= f(x) is plotted on a graph and the vertex of the resulting parabola is (-4,6) . What is the vertex of the function defined as g(x)= -f (x-2)
Pre Calculus
09/21/20
Please help with this math question
54,000 spectators with the tickets price at $11 the average attendance has been 23,000. When the price dropped to eight dollars the average attendance rules to 27,000. Assume the attendance is...
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Pre Calculus
09/20/20
Question thirteen
Use the intermediate value theorem to show there is a zero of f(x)=x^2 - 8 between x=2 and x=3
Pre Calculus
09/20/20
Question number 13
Among all pairs of numbers whose difference is 11 which pair gives the smallest product list the two numbers and the product.
Pre Calculus
09/17/20
Write an equation that expresses the relationship. Then solve the equation for a c varies directly as the cube of v and inversely as a.
At noon, a car leaves town A on a street road, heading south at 60 km/h, and a plane 4 km above the ground passes over town A heading east at 650 km/h.
PLEASE HELP ME ANSWER THIS QUESTION ITS SO HARD FOR ME TO ANSWER.(a) Express the distance r travelled by the car and the distance s travelled bythe plane as functions of time.(b) Express the...
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Pre Calculus
09/15/20
Find the requested value
6x+1 if x<2F(-2) for f(x) =2x if 2 ≤ x ≤ 7 2-9x if x > 7
09/14/20
If f(x) = x^2 + 3 x - 5 and g(x) = 2 x + 3, what is the value of g (f(3))?
a. 29 b. 23 c. 9 d. 103 e. 18
09/14/20
Use the data tables for f(x) and g(x) above to answer questions 6 and 7 below.
X -2 0 1 5 8 11 15f(x) 2 3 7 10 8 4 1X -3 1 3 6 ...
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Pre Calculus
09/14/20
It took a crew 4 hr 16 min to row 4 km upstream and back again. If the rate of flow of the stream was 7 km/h, what was the rowing speed of the crew in still water?
Pre Calculus
09/14/20
Pre Calc word problem
an 26-foot string is cut into two pieces, and each piece is arranged into a square. let x be the side-length of the square made from the first piece, and let y be the side-length of the square made...
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09/09/20
If tan(theta)= -1, sin (theta) < 0, and theta is inbetween 0 and 360, then determine the exact value of theta
I understand how to do the question without the "sin0<0". Also I tried to answer the question and I got 0=45 and 0=135.
Pre Calculus
09/09/20
PLEASE HELP ME!!
Type the function that would make the graph f(x)=x2 shift to the right 4 units.
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