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F(x)=2x 2 +2x−1andg(x)=x 2 +5x+3find the value of x |
Answer» <html><body><p>This is a composite <a href="https://interviewquestions.tuteehub.com/tag/function-11303" style="font-weight:bold;" target="_blank" title="Click to know more about FUNCTION">FUNCTION</a>.Concept: For such a function, i.e g(f(x)), perform <a href="https://interviewquestions.tuteehub.com/tag/inner-1044991" style="font-weight:bold;" target="_blank" title="Click to know more about INNER">INNER</a>, and then outer. This means evaluate f(x) <a href="https://interviewquestions.tuteehub.com/tag/first-461760" style="font-weight:bold;" target="_blank" title="Click to know more about FIRST">FIRST</a>. The value will be known as value V. Then perform g(V).Essentially, g(f(x))= g(V), where f(x)= V where x and V are valuesApplication:Inner: f(-<a href="https://interviewquestions.tuteehub.com/tag/1-256655" style="font-weight:bold;" target="_blank" title="Click to know more about 1">1</a>)= <a href="https://interviewquestions.tuteehub.com/tag/2-283658" style="font-weight:bold;" target="_blank" title="Click to know more about 2">2</a>(-1)-1 = -2–1=-3Outer: g(-3)= (-3)^2 + 3= 9+3= 12Answer: 12Hope this helps.Step-by-step explanation:pls mark me as a brainlest</p></body></html> | |