**Question 7** Consider the following functions $ f(x) = \sqrt{x-1} $ and $ g(x) = 2 - x $. What is the value of $ g \circ f (98) $ rounded to the nearest hundredth. --- **Question 8** Consider the line $ 10x + 4y = 18 $. What is the $ y $-intercept of the parallel line through $ (4,18) $.

Question 7 Consider the following functions $ f(x) = \sqrt{x-1} $ and $ g(x) = 2 - x $. What is the value of $ g \circ f (98) $ rounded to the nearest hundredth. --- Question 8 Consider the line $ 10x + 4y = 18 $. What is the $ y $-intercept of the parallel line through $ (4,18) $.

Algebra and Trigonometry (6th Edition)

6th Edition

ISBN:9780134463216

Author:Robert F. Blitzer

Publisher:Robert F. Blitzer

ChapterP: Prerequisites: Fundamental Concepts Of Algebra

Section: Chapter Questions

Problem 1MCCP: In Exercises 1-25, simplify the given expression or perform the indicated operation (and simplify,...

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Expert Solution

Step 1

Hello. Since your question has multiple parts, we will solve first question for you. If you want remaining sub-parts to be solved, then please resubmit the whole question and specify those sub-parts you want us to solve.

Consider the function,

$\begin{matrix} f (x) = \sqrt{x - 1} a n d g (x) = 2 - x \\ T o c a l c u l a t e g \circ f (x), \\ g \circ f (x) = g (f (x)) \\ = 2 - f (x) \\ = 2 - \sqrt{x - 1} . . . . . . . . . . . . . . (1) \end{matrix}$