3 years ago

PLzzzzz helppp meee!!!

1 answer:

7 0

Download the app "photomath" it's available on apple and android devices it's an app where you take a picture of the problem and it gives you the answer :) ♡ ☆

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Please help i can’t figure out which answer it is.

inn [45]

Answer:

Step-by-step explanation:

So you have the equation:

(3x - 5) ^(x) - 19

and the value x = 3,

so just substitute in and simplify:

(3*3 - 5) ^ (3) - 19

(9 - 5)^(3) - 19

(4)^(3) - 19

64 - 19

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3 years ago

Help please help I’ll give brainliest

Fed [463]

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108

Step-by-step explanation:

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3 years ago

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Andrej [43]

Answer:

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Step-by-step explanation:

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3 years ago

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The sum of the squares of two consecutive negative integers is 61. Find the smaller of the two integers

Marysya12 [62]

$x^2+(x+1)^2=61\\ x^2+x^2+2x+1-61=0\\ 2x^2+2x-60=0\ \ /:2\\ x^2+x-30=0\\ \Delta=1^2-4\cdot(-40)=1+120=121\ \ \Rightarrow\ \ \sqrt{\Delta} =11\\ \\ x_1= \frac{-1-11}{2} = \frac{-12}{2} =-6,\ \ \ \ x_2= \frac{-1+11}{2} = \frac{10}{2}=5\\ \\Ans.:x=-6$

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3 years ago

Can you walk me thru this 2 •(3(5+2)-1)

kobusy [5.1K]

Answer:

Step-by-step explanation:

2 •(3(5+2)-1)

2 ·(3(7)-1)

2·(21-1)

2·20

=40

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3 years ago