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Katyanochek1 [597]
3 years ago
13

True/False: Sound waves are produced by

Mathematics
1 answer:
Evgesh-ka [11]3 years ago
7 0
True, sound waves are created when vibrated and they travel through transverse waves
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monitta

Answer:

B.14

Step-by-step explanation:

7 0
3 years ago
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What is equivalent to (x+1) (x-2)(x+4)(3x+7)
marta [7]

Answer: 6x*9

Step-by-step explanation:

open parathesises to

x+1*x-3*x+4*3x+7

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6x*9

you can’t simplify further so bam

hope i did this right and it helps :)

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3 years ago
the length of a rectangle is 3 more than the width. if the area is 40 square inches, what are the dimensions.
tankabanditka [31]

40 3 .......................

5 0
3 years ago
4×(2.1+3.9)-7)+6×(6.2-4.2)=
Helen [10]
I am pretty sure it is 29 because i did the math and that is what it comes out to
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Find the area for a trapezoid 9.85 m 15 m 11 m 9 m
igor_vitrenko [27]

Answer:

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