Chapter 4- Quadratic Functions
Solve the quadratic equation by factoring:
u2−5u−14=0
What is u=-2 or 7?
Solve with the quadratic formula:
3x−9x2+10=0
What is x=(−1±√41)/6
Simplify (3x3y-1z-1)/(x-4y0z0)
What is (3x7)/(yz)?
Simplify −5√3 − 3√3
What is -8√3?
Simplify √(v−4) = 3
What is v=13?
BONUS! One thing that you are looking forward to next year
What is ______?
Solve with the quadratic formula:
6x2+7x+9=11x2
What is x=(−7±√229)/-10?
Subtract 3(x2+1)2 from 6x3−9x2−13x−4?
What is −3x4+6x3−15x2−13x−7?
Simplify −3√12 + 3√3 + 3√20
What is −3√3 + 6?√5
BONUS! Alex's favorite color
What is red?
Solve the quadratic equation by factoring:
t5=9t3
What is t=0,t=3 and t=−3?
An object is launched from a platform.
Its height (in meters), x seconds after the launch, is modeled by:
h(x)=−5x2+20x+60
How many seconds after launch will the object land on the ground?
What is 6 seconds?
The polynomial p(x)=x3−6x2+32 has a known factor of (x−4). Rewrite p(x) as a product of linear factors.
What is (x-4)2(x+2)?
BONUS! True/False- has Alex actually learned anything about sports this year?
What is "no/of course not/absolutely nothing/..."?
What is −10√(v-10)=−60
What is 46?
Solve the equation with the square root property:
9u2-16=0
What is u=−4/3 and u=4/3
BONUS! Whatever you're most excited for about this summer
What is {insert literally any answer here]?
Which of the following is a polynomial factor of P(x)=x2−4?
What is x+2?
Simplify −√2(√10 − 4√6)
What is −2√5 + 8√3?
Simplify √n=√(2n-6)
What is 6?
Solve the equation with the square root property:
x2+15=0
What is x=−√15i and x=√15i?
A rocket is launched from a 101–ft cliff with an initial velocity of 116 ft/s.
Substitute the values into the vertical motion formula h(t) = −16t + vt + h0. Let h(t) = 0
Use the quadratic formula to find out how long the rocket will take to hit the ground after it is launched. Round to the nearest tenth of a second.
What is 8.0 seconds?
Which of the following has a factor of (x+3)
What is f(x)=x3+2x2-9x-18?
Simplify (√3 + √(5x))(√3 − 5√(5x))
What is 3 − 4√(15x) − √(25x)?
Simplify √(x+8) = √(3x+8)
What is x=0?