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Brut [27]
3 years ago
5

Please help need answer for a quiz

Mathematics
1 answer:
torisob [31]3 years ago
5 0

Answer:

first one with -1...21

Step-by-step explanation:

only one that follows quadratic formula format

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What is 14times25times4
Margaret [11]
1400 is the answer hope this help

7 0
3 years ago
Read 2 more answers
For the polynomial shown below, f(1) f(x) = 3x^4 -x^3 + 4x -2
Cerrena [4.2K]

Answer:

4

Step-by-step explanation:

Given,

f(x) = 3x^{4} - x^{3} + 4x - 2

so,

f(1) = 3(1)^{4} - (1)^{3} + 4(1) - 2

     = 4

6 0
3 years ago
FINANCE
Zanzabum

Answer:

Step-by-step explanation:

Simple interest rate = 1000(1+11x4) = 4500

= 4500-1000=3500

Comppound interest rate = 100%+10%=110%/100%=1.1%

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5 0
3 years ago
Please help and show work!!
Jlenok [28]

A(1, 1), B(7, 1), C(1, 9)

AB = 7 - 1 = 6

AC = 9 - 1 = 8

Use the Pythagorean theorem:

AB² + AC² = BC²

Substitute:

BC² = 6² + 8²

BC² = 36 + 64

BC² = 100 → BC = √100 → BC = 10

The perimeter of ΔABC:

P = 6 + 8 + 10 = 24

<h3>Answer: 24 units</h3>
5 0
3 years ago
Mary pays $72 for sand. If the cost per pound is $0.45, how many pounds did she purchase?
Natali5045456 [20]

Answer:

<u>Mary purchased 160 pounds of sand</u>

Step-by-step explanation:

$72÷$0.45=160

<em>Make this brainiest if you felt this helped you the most have an awesome day or night!</em>

3 0
3 years ago
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