2 years ago

Solve This. (4x+12) (6x+2)

Mathematics

1 answer:

Mamont248 [21]2 years ago

6 0

The answer is 24x^2 + 80x + 24

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Please show all work with the answers please

kenny6666 [7]

Part A

The angle of elevation of the staire case is given by

$Angle\ of\ elevation=\tan^{-1}{ \frac{Vertical\ rise}{landing} } \\ \\ =\tan^{-1}{ \frac{14}{20} }\approx35^o$

Part B:

<span>If the landing of each step is changed to 17 inches and the elevation of each step to 21 inches, the new angle of elevation for the staircase is given by

</span><span> $Angle\ of\ elevation=\tan^{-1}{ \frac{Vertical\ rise}{landing} } \\ \\ =\tan^{-1}{ \frac{17}{21} }\approx39^o$ </span>

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2 years ago

Marta earns a weekly salary of 110$ plus a 6.5% commission on sales at a hobby store. How much would she make in a week if she s

spin [16.1K]

Answer:

503,745

Step-by-step explanation:

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2 years ago

a family pass to the amusement park costs $54.using the distributive property , write an expression that can be used to find the

Mandarinka [93]

9 x 6 = 54 is this right I'll do distributive property next time