Divide the following expressions
`(5x^3-6x^2-28x+8)/(x+2`
What is
`5x^2-16x+4`
Find the zeros
`f(x)=x^2-5x-6`
What is
-1, 6
Write the polynomial function with integral coefficients containing the following zeros
0, 5, -4
What is
`f(x)=x^3-x^2-20x`
To find a maximum or minimum value of a function in quadratic form, you calculate x by...
What is
`x=(-b)/(2a)`
Add
`(2-i) + (-3-4i)`
What is
Divide the following
`(5x^3-4x^2+7x-2)/(x^2+1)`
What is
`5x-4 + (2x+2)/(x^2+1)`
List all possible rational zeros
`f(x)=2x^4+3x^3-5x^2+7x-15`
What is
`+ or- (1, 3, 5, 15, 1/2, 3/2, 5/2, 15/2)`
Write the polynomial function given
What is
`x^4-22x^2-24x+45`
The path of a baseball is given below. When will the baseball reach its maximum height? What is that height?
`s(t)=-16t^2+44t+4`
What is
`1.375 sec, 34.25ft`
Simplify the higher power of i
`i^1239`
What is
`-i`
Divide the following using Synthetic Division
`(6x^2+5x-10)/(2x+3)`
What is
`(3x-2)+ (-4)/(2x+3)`
Find all real zeros given the following zero
`-1/3`
`f(x)=6x^3+17x^2-31x-12`
What is
`-4 and 3/2`
Write the polynomial function with the given zeros and point (1, 12)
Zeros:
`i sqrt2, -1, 2`
What is
`f(x)=-2x^4+2x^3+4x+8`
Find two numbers such that their product is a maximum and the sum of the first and twice the second is 24
What is 12 and 6
Simplify
`(sqrt-12*sqrt-6)/(sqrt8`
What is
-3
Divide the following
`(x^3+5/2 x^2+x+2)/(2x^2+x-1)`
What is
`1/2 x +1 +(1/2 x +3)/(2x^2+x-1)`
Find all zeros.
`f(x)=21x^4+13x^3-103x^2-65x-10`
What is
`-2/7, -1/3, sqrt5, -sqrt 5`
Complete the square to put the function in quadratic form
`f(x)=3x^2+4x-1`
What is
`f(x)=3(x+2/3)^2-7/3`
A farmer 1000 feet of fencing to enclose a rectangular area. What dimensions for the rectangle will maximize the space enclosed?
What is
250 ft x 250 ft
Simplify
`(-12-5i)/(3-2i)`
What is
`-2-3i`
Find k so that -0.5 is a zero of the given polynomial
`4x^3+12x^2+kx+1`
What is
7
Find all zeros given i is a zero.
`f(x)=x^4-2x^3+3x^2-2x+2`
What is
`i, -i, 1+i, 1-i`
Write the polynomial with the given zeros
`-2+i, -2-i, 3, -3`
What is
`f(x)=x^4+4x^3-4x^2-36x-45`
Last year, a banquet hall charged $30 per person, and 60 people attended the hockey banquet dinner. This year, the hall’s manager has said that for every 10 extra people that attend the banquet, they will decrease the price by $1.50 per person. What size group would maximize the profit for the hall this year and what would the maximum profit be?
130 people bring in $2535
Simplify
`(sqrt3/2+1/2i)^3`
What is
i