2,195 Answered Questions for the topic Pre Calculus

Pre Calculus Math Precalculus

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
Pre Calculus Math Precalculus

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 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... more
Pre Calculus

09/21/20

one-t0-one function

f(-6)=9f^-1=(9)what does (f(-6))^-1 equal to ?
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... more
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.

09/16/20

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... more
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
Pre Calculus Math Calculus Precalculus

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
Pre Calculus Math Calculus Precalculus

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        ... more
Pre Calculus

09/14/20

With center at (-5,-6) and r=2/3

The standard form of the equation
Pre Calculus

09/14/20

With center at (-5,-6) and r=2/3

The standard form of the equation
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... more

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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