Number of real solutions for x^2+5=0
-4 no real solutions
number of real solutions for -4x^2+20x-25=0
0 one real solution
number of real solutions for 2x^2+7x-15=0
169 2 real solutions
number of real solutions for -2x^2+7x=6
1 2 real solutions
number of real solutions for x^2+8x=-16
0 1 real solution
Rational root theorem
Minimize guessing fraction and integer solutions.
quadratic formula for x^2-4x+3=0
1,3
quadratic formula for 2x^2+5x=7
7/2,1
quadratic formula for x^2+10x=-25
-5
quadratic formula for x(x-5)=-4
1,4
what does 7^1/2 times 21^1/2 equal?
7 times square root of 3
what does 3^1/3 times 9^1/3 equal?
3
what does x^1/6 equal?
6 square root of X
what does the square root of -10 equal?
(-10)^1/2
Conjugate root theorem
Complex numbers as roots and they come in pairs
what does 1/10= 10^-1 equal?
log10 1/10=-1
The number under a radical sign is called?
The number under a radical sign is called the radicand.
A radical expression can always be rewritten using a(n)?
As a radical function.
what does 27^1/3 equal?
3
what does 10^1/2 times 10^1/2 equal?
10
what does 3ln(5) equal?
ln(125)
what does ln24-ln6 equal?
what does 4 ln 8 + ln 10 equal?
ln 4096
what does 2 ln 8-3 ln 4 equal?
ln 64/64 or ln 1
what does 1000=10^3 equal?
log10 1000=3