Find z if :
a) 8z = 53² - 45²
b) 13z = 78² - 26²
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Answer:
IS SAWAL KA ANSWER HOGA ,Z=98
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Answer:
8z=53^2-45^2
8z=(53+45)(53-45)
8z=(53+45)
8z=98
z=98/8=12.25
8z=(53-45)
8z=8
z=1
z=8 or 12.25 ans ..
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