Factor the expression $9x^4-25x^2+16$

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Function Plot

Plotting: $\left(3x+4\right)\left(x+1\right)\left(x-1\right)\left(3x-4\right)$

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ln
log
log
lim
d/dx
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|◻|
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sin
cos
tan
cot
sec
csc

asin
acos
atan
acot
asec
acsc

sinh
cosh
tanh
coth
sech
csch

asinh
acosh
atanh
acoth
asech
acsch

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Main Topic: Factor by Difference of Squares

The difference of two squares is a squared number subtracted from another squared number. Every difference of squares may be factored according to the identity a^2-b^2=(a+b)(a-b) in elementary algebra.

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