Answer:
8
Step-by-step explanation:
Notice:
32 = (8 x 4)
72 = (8 x 9)
Hence,
32 + 72
= (8 x 4) + (8 x 9) (factorize out the 8)
= 8 x (4 + 9)
therefore the musing number is 8
Answer:do u have the answer
Step-by-step explanation:
Answer:
y=2x^2+1
Step-by-step explanation:
a quadratic equation has a x^2 term