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poizon [28]
2 years ago
6

Help I’m so confused

Mathematics
1 answer:
velikii [3]2 years ago
6 0

Answer:

5x: linear; monomial

-7: constant; monomial

x^2 + 4: quadratic, binomial

x^2 - 3x + 11: quadratic, trinomial

2x - 9: linear, binomial

Step-by-step explanation:

Name using degree: just count the highest number of variables in a single term. if it's 0, its a constant polynomial, if it's 1 it's linear, 2 quadratic, 3 cubic

Name using number of terms: just count the number of "things" added or subtracted. If there's one, it's a monomial, two: binomial, three: trinomial.

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Ann made $143 for 11 hours of work.
Anna35 [415]

Answer:

22 hours

Step-by-step explanation:

So, 143 equals eleven hours. 143 plus 143 would equal 243. So, you have two 143s which means you should multiply the 11 hours by two. 11x2 equals 22.

3 0
2 years ago
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The distance between (2, 3) and (1,7) is:
devlian [24]

Answer:

\sqrt{17}\: units

Step-by-step explanation:

d =  \sqrt{ {(2 - 1)}^{2} + {(3 - 7)}^{2}   }   \\  \\ = \sqrt{ {(1)}^{2} + {( - 4)}^{2}   }  \\  \\ = \sqrt{ 1 + 16   }  \\  \\  d=  \sqrt{17}  \\

4 0
3 years ago
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In ΔDEF, the measure of ∠F=90°, the measure of ∠D=66°, and EF = 32 feet. Find the length of FD to the nearest tenth of a foot.
Butoxors [25]

Answer:

14.2 ft

Step-by-step explanation:

tan 66° = 32/ FD

FD = 32 / tan 66° = 32 / 2.246 = 14.2

7 0
3 years ago
1.) Multiply 2ab(−a+2b+3).(1 point)
GarryVolchara [31]

Answer:

(x+3)(4x−2)  =  4x2+10x−6

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Step-by-step explanation:

8 0
3 years ago
What step do u preform first when evaluating the expression 3 + (18 - 6) + 20 divided by 4
Elena L [17]

Answer:

Step-by-step explanation:

=3+(18-6)+20÷4

=3+12+20÷4

=3+12+5

=20

use BODMAS rule (Bracket of Division, Multiplication, Addition, and Subtraction)

5 0
2 years ago
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