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Answer:
The formula for area of a circle is A = tt r^2
So 3.14 * 3.5^2 = 38.5
Step-by-step explanation:
41 my friend hope this helps my good friend
Answer:
Given equation have two solutions.
x = 
Right option is (D)
Step-by-step explanation:
We have given,

we can rewrite this equation in the form given as:
6x² + 40 + 31x = 0
or 6x² + 31x + 40 = 0
On solving this quadratic equation, we get :
x = 
That means, given equation have two solutions.
Right option is (D)