F(x) = x^2
f(x)+f(x)+f(x)

3x²

Step-by-step explanation:

f(x) + f(x) + f(x) = x² + x² + x² = 3x²

46.2+112.3

step-by-step explanation:

d) 30 units^2

area of rectangle = l × b

we know,

length = 10 unit

breadth = 3 unit

applying the formula,

= l × b

= 10 × 3

= 30 unit^2

happy to

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