49 7 because (-7) (-7) = -49
1 answer:
Answer:
nope ummm a negative number times another negative is positive. whats your question tho?
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Answer:
2x²+5x-9=0
using quadratic formula
a=2 b=5 c=-9
x=[-5±√5²-4(2)(-9)]/2(2)
x=[-5±√97]/4
the zeros are( -5±√97)/4
1. 484.8
2.156.6
hope this helped :)
It is 52 because when roundest to the whole number 52 is closest
Two squares are congruent if they have the same side length.
200+90+8+.02 is the correct answer