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natali 33 [55]
3 years ago
5

Now that you have x2 - 8x + 16 = 9+ 16, apply the square root property to the equation.

Mathematics
2 answers:
aniked [119]3 years ago
6 0

Answer:

a) (x-4)^2=25

Step-by-step explanation:

(x^2-8x+16)=9+16\\ (x)^2-2*x*4+(4)^2=25\\ (x-4)^2=25\\x-4=5\\x=5+4\\x=9

ivolga24 [154]3 years ago
3 0
Op 1 is ur right answer
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Step-by-step explanation:

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Step-by-step explanation:

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A car completes a journey at an average speed of 40km/h.At what speed must it travel on the return journey if the average speed
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6 0
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A. 6.2 cm2
Flauer [41]

Answer:

The answer is "Option A".

Step-by-step explanation:

\to Base= 2 \ cm\\\\\to  height=3.1 \ cm\\\\  

Formula:

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