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puteri [66]
3 years ago
10

Pleaseeeeeeeee Helpppppp Meeeeeeee

Mathematics
2 answers:
navik [9.2K]3 years ago
5 0
On of the answers is (x+7)3
lukranit [14]3 years ago
3 0
3 (x+7)
multiply 3 to both x and 7
3x+21
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423 times 28 in grid method
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What is the derivative of y = x^(lnx)? Show your solution.
aleksley [76]
Hello,

ln(y)=ln(x^(ln(x))=ln(x)*ln(x)=(ln(x))²

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4 0
3 years ago
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The radius of a circle is 14cm. Find the radius of the circle whose area is double of the area of circle. ​
zepelin [54]

Answer:

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Step-by-step explanation:

<u>Area of circle equation:</u>

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Let the radius of bigger circle is x.

<u>We have:</u>

  • π(14²)*2 = πx²

<u>Solve for x:</u>

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8 0
3 years ago
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An airplane is flying at an altitude of 3,500 feet. It drops 680 feet, and then rises 725 feet. At what altitude is the airplane
Svetradugi [14.3K]
3,500-680= 2,820 feet
2,820+725= 3,545 feet

ANSWER:
3,545 feet
5 0
3 years ago
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