Given f (x) = -x2 - 4x +3. a. Evaluate f (-4) and f(-3).
b. Use the intermediate value theorem to show that there exists at least one value of x for which f (x) = 5 on the interval (-4,-3).
c. Find the value(s) of x for which f (x) = 5 on the interval (-4,-3].

mk./km: lm

step-by-step explanation:

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; mk

lk

rick has $1400 and sally has $1500

step-by-step explanation:

to find amount of money rick has after 10 years :

principal = $1000 , time = 10 years , rate = 4% annually

to find amount of money sally has after 10 years :

her friend gives to pay her $50 per year, therefore money she has after 10 years = 50 × 10 = $500

also, sally gets $1000 after 10 years,

therefore, total amount of money sally has after 10 years = 500 + 1000 = $1500

so, after 10 years : rick has $1400 and sally has $1500

step-by-step explanation:

the true ones are a b and d