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3 years ago

Which step(s) are errors is it step 1 step 2 step 3 step4 or step 5?

Mathematics

2 answers:

blondinia [14]3 years ago

5 0

Answer:

Step 1

Step-by-step explanation:

c is not -6. Because the equation equals 6, we will add 6 to both sides to set it equal to zero, which will make c=0

nikitadnepr [17]3 years ago

3 0

Answer:

Step 1, and step 5

Step-by-step explanation:

The end of the equation has to equal 0, so c can not be -6 but instead -12.

They forgot about the 4 +/- the square root of 40 in the last step.

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In the right triangle above a=2.7 and b=4.3. Find the value of c, rounded to the nearest tenth

morpeh [17]

Answer:

5.1

Step-by-step explanation:

Since there is no diagram provided here, we assume that c is the length of the hypotenuse, so we have ...

c² = a² +b² . . . . . . Pythagorean theorem

c² = 2.7² +4.3² = 25.78

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3 years ago

98.75 + 5% sales tax

jolli1 [7]

Answer:

103.69

Step-by-step explanation:

5% of 98.75 is about 4.94. So if you were to do money, it'd be 98.75 + 4.94, which equals about 103.69.

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3 years ago

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Dmitry [639]

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3 years ago

Given f(x)=-4x+7 find f(2) how do i slove this

yan [13]

Answer:

-1

Step-by-step explanation:

given f(x)=-4x+7 find f(2)

f(2) means question : if x=2, f(2)=?

f(2)= -4x2+7=-1

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3 years ago

What multiplies to 30 but adds to -7

FinnZ [79.3K]

10 * 3

hope I helped :)

6 0

3 years ago

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