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MCQ
Class 11 / Math / Easy / Level 9
QUESTION
यदि f(x)=x²-5x है तो f(7) क्या होगा?
If f(x)=x²-5x then what is f(7)?
CORRECT ANSWER
B
14 / 14
EXPLANATION INSIDE
Step 1: x की जगह 7 रखें। Step 2: 7² - 5×7 = 49 - 35 = 14। Step 3: Polynomial में square और multiplication ध्यान से करें।