Question

c. {y|y > 0}
d. {y|y < }
e. all real numbers
the y - intercept of the function f(x) = 7·3^x is.
(type an integer or a decimal.)
help me solve this view an example get
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Explanation:

Step1: Recall y-intercept definition

The y-intercept occurs at $x=0$.

Step2: Substitute $x=0$ into function

$f(0) = 7 \cdot 3^{0}$

Step3: Evaluate exponential term

$3^{0} = 1$, so $f(0) = 7 \cdot 1$

Step4: Calculate final value

$f(0) = 7$

Answer:

7