University:
Felician University
Course:
MATH-002 | Basic Math Skills-Algebra
Academic year:

2022
Views:

413

Pages:

4
Author:

GalacticGuru

Story ProЫems with Quadratics Using а calculator: 1. f(x) = х 2 - бх + 8 а. ldentify the y-intercept Ь. ldentify the vertex с. ldentify whether the function has а maximum or minimum. Mi 2. f(x) = -0.S(x + 2)(х - 4) а. ldentify the x-intercepts L Ь. Determine the у intercept ,,,.., с. ( '/ 7- / Determine the vertex Gt Graph all functions on the calculator and answer in а sentence: 3. А Ьird is descending toward а lake to catch fish. The Ьird's flight can Ье modeled Ьу the equation h(t) = t 2 - 14t + 40, where h(t) is the Ьird's height above the water in feet and t is the time in seconds since you saw the Ьiгd. (window: xmax = 20) а. Find the vertex: Ь. What does this repres_ent? +r7f/)... �CtAJ 4. .,; )S �rt4� �\Q.D lS 5ot.fl-A.� � 4 �61 �T�Q._ А military pilot fires а test missile whose path can Ье modeled Ьу the equation f(x) = + 38х + 80, where f(x) is the height of the missile in miles and х is the number of seconds since the missile was fired. (window: xmax=100, xscl = 10, ymax = S00) а. Find the x-intercepts: .__ -х 2 . j. / Ь. What do the x-intercepts represent in this context? ru 1Gs1-LG нrrs 6t1;