Answer:
The value of function at x = 2 is 8.
Step-by-step explanation:
Given : Function 
We have to find the value of given function at x = 2 , that is f(2)
Consider the given function 
To find the value f(2) put x = 2 in given function ,
We have,

Simplify, we have,

Simplify further, we have,

Thus, the value of function at x = 2 is 8.
Answer:
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Step-by-step explanation:
Answer:
y = 5/4 x - 7
Step-by-step explanation:
y - y1 = m(x - x1)
y + 2 = 5/4 (x - 4)
y + 2 = 5/4 x - 5
y = 5/4 x - 7
Answer:
1.85
Step-by-step explanation:
1.75-0.5+0.6= 1.85 or 1 17/20