Suppose that the functions g and h are defined for all real numbers x as follows. g(x) = 2x+2, h(x) = 5x. Write the expressions for (g-h)(x) and (g x h)(x) and evaluate (g+h)(-1).

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Step-by-step explanation:

Given,

To write:  the expressions for and .

To evaluate :  

As  

 [substituting the values of and ]

So,  

Now,

Now,

So, .

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step-by-step explanation: