Ask question

Ask question

All categories

3 years ago

9

Let f(x) = x2 − 3x − 7. Find f(−3)

1 answer:

uranmaximum [27]3 years ago

3 0

Substituting -3 for x, we have: (-3)^2-3*-3-7. This simplifies to 9+9-7, or 11.

You might be interested in

Plz help me! ASAP! Thanks!

Oksana_A [137]

First, we add 25w on both sides to give us a positive expression for w:
$600 \geqslant 200 + 25w$
Next, minus 200 from both sides to isolate the expression for w:
$400 \geqslant 25w$
Now we divide by 25 on both sides to obtain the inequality for w:
$16 \geqslant w$
So
$w \leqslant 16$

6 0

3 years ago

Solve the inequality 2x + 8 < 5x − 4.

Alika [10]

Answer:

x>4

Step-by-step explanation:

2x+8<5x-4

4+8<5x-2x

12<3x

4<x

x>4

6 0

4 years ago

A small theater had 9 rows of 25 chairs each. An extra 6 chairs have just been brought in. How many chairs are in the theater no

geniusboy [140]

231 chairs because 9 times 25 is 225, plus 6 is 231

7 0

3 years ago

Read 2 more answers

What expressions are equivalent to -4+(4+5)

Anit [1.1K]

Answer and Step-by-step explanation:

$Greetings!$

$I'm~Isabelle~Williams~and~I'll~be~answering~your~question!$

$This~equation~is~really~simple~actually.$

$-4+(4+5)$

$=-4+9$

$=5$

$5~is~the~answer~to~your~question!$

4 0

3 years ago

Read 2 more answers

What’s the right number to enter for this question ?

Lena [83]

Answer: 2

Step-by-step explanation:

Multiply by 2 each side and the result will give the numbers of the larger triangle.

8 0

3 years ago