(f•g)(x) = (2x+1) (<span>x^2-7)
</span>(f•g)(x) = 2x^3 + x^2- 14x - 7
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no thanks but I'll see if I can get friends to join
Answer:
Cost price of the fan is .
Step-by-step explanation:
Given: A man sold a fan for . He incurred a loss of .
To find: The cost price of the fan
Solution:
We have,
Selling price, S.P., of the fan
Loss
We know that
Now let the C.P. of the fan be
So,
Hence, the cost price of the fan is .
Answer: d) +/- 2/3
Step-by-step explanation: Since x^2 is a exponent, to cancel it out you would have to square root both sides. Therefore, x is equal to +/- 2/3.