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lukranit [14]
4 years ago
9

What number must be added to the expression below to complete the square?

Mathematics
1 answer:
igomit [66]4 years ago
4 0
When Completing the square you take the 'b' term and divide it by 2, then square it.
3/2, (3/2)^2 = 9/4
Letter C
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A) write √3×√6 in the form of b√2 where b is the insteger<br><br>b) simplify √8×√18<br>​
Bas_tet [7]

Step-by-step explanation:

a.) the given term can be written as

=

\sqrt{3}  \times  \sqrt{3 \times 2}

=

\sqrt{3 \times 3 \times 2}

=

3 \sqrt{2}

hence the given term is

3 \sqrt{2}

where b = 3

b.)

=

\sqrt{8}  \times  \sqrt{18}

=

\sqrt{2 \times 2 \times 2}  \times  \sqrt{2 \times 3 \times 3}

=

\sqrt{2 \times 2 \times 2 \times 2 \times 3 \times 3}

=

12

hence the given term is 12

4 0
3 years ago
The radius of a sphere is increasing at a rate of 3 mm/s. how fast is the volume increasing when the diameter is 100 mm?
Katena32 [7]
33 per seconds
1s/3mm x/100mm x=33.3 s
4 0
3 years ago
What is f(-3) for the function f(a)=2a2-5a+4
netineya [11]
F(a)=-2a^2 - 5a^4
if a=-3



f(-3)=-2(-3)^2 - 5(-3)^4
=(-2*9) - (5*81)
=-18 - 405
=423
7 0
3 years ago
Evaluate v(x)=12−2x−5 when x=−2,0, and 5.
olga_2 [115]

Answer:

Step-by-step explanation:

v(x)=12-2x-5

v(-2)=12-2(-2)-5

      =11

v(0)=12-2(0)-5

     =7

v(5)=12-2(5)-5

     =-3

3 0
2 years ago
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kotegsom [21]

The total bill including tip is $39.6. Christopher has breakfast at a cafe and the cost of his meal is $36.00. Because of the service, he wants to leave a 10% tip.

7 0
3 years ago
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