2 years ago

Which the following expressions is equivalent( a + b)(a-b)?

Mathematics

1 answer:

olga nikolaevna [1]2 years ago

8 0

Answer:

Step-by-step explanation:

(a+b)(a-b)=a^2-b^2

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Is 648, 216, 72, 24 arithmetic or geometric

Vesna [10]

Arithmetic I'm pretty sure

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2 years ago

Find an equation in slope intercept form of a line having slope 6 and y-intercept 2

xz_007 [3.2K]

Answer:

Step-by-step explanation:

The slope-intercept form of an equation of a line:

$y=mx+b$

m - slope

b - y-intercept

We have the slope m = 6, and the y-intercept b = 2.

Substitute:

$y=6x+2$

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2 years ago

How would you solve (4k+5)(k+1)=0?

alukav5142 [94]

$(4k+5)(k+1)=0\iff4k+5=0\ or\ k+1=0\\\\4k=-5\ or\ k=-1\\\\\boxed{k=-\frac{5}{4}\ or\ k=-1}$

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2 years ago

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18 points

bearhunter [10]

12 is first one 7 is 2nd one 9 is the last one

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2 years ago

4+2(8²×4²)+6+4+6+6+6+2+2

mash [69]

Answer: =2084

4+2(82)(42)+6+4+6+6+6+2+2

=4+264(42)+6+4+6+6+6+2+2

=4+2(64)(16)+6+4+6+6+6+2+2

=4+(2)(1024)+6+4+6+6+6+2+2

=4+2048+6+4+6+6+6+2+2

=2052+6+4+6+6+6+2+2

=2058+4+6+6+6+2+2

=2062+6+6+6+2+2

=2068+6+6+2+2

=2074+6+2+2

=2080+2+2

=2082+2

=2084

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3 years ago

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