math,correction
posted by jas20 .
add 5y4 and 2y^28y
my answer is: 2y^23y4
classify the following, if possible
7x^2+10xy+y^2
a)not classified
b)trinomial
c)monomial
d)binomial
My answer: trinomial
Write using positive exponents, and simplify if possible
(3x)^2
a)(1)/(6x^2)
b)(9)/(x^2)
c)(1)/(9x^2)
d)  (9)/(x^2)
My answer: d
all correct, except the last. The 3 is in the () that has an exponent.
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