How to know if the number is a perfect square
1 answer:
Answer:
Step-by-step explanation:
Prime factorize the given number. All factors should have pair. If all factors have pair, then it is a perfect square
EG: 36 : Factors of 36 are 2,3,2,3. Here there are two 2's and two 3's. so 36 is a perfect square.
EG: 24: Factors of 12 are 2,2,3. Here 3 is without pair. so it is not a perfect square.
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The answer is x=-7 and x=-1
H + 121 + 31 = 180
H + 152 = 180
H = 180 - 152
H = 28
3a squared +4a-7 squared is a 2 btw
They're both functions because each input has exactly one output
Write the conjugates of them then FOIL both the top and bottom, then factor
