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postnew [5]
4 years ago
5

20 grams of KCl to moles of

Mathematics
1 answer:
Irina-Kira [14]4 years ago
4 0
0.013413582325191 got it from google
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Multiply the polynomials. (5x2 + 2x + 8)(7x – 6) A. 35x3 – 16x2 – 44x – 48 B. 35x3 – 14x2 + 44x – 48 C. 35x3 – 16x2 + 44x + 48 D
ZanzabumX [31]

Answer:

D) 35x³ - 16x² + 44x - 48

Step-by-step explanation:

(5x2 + 2x + 8)(7x – 6) = (5x2 + 2x + 8)* 7x + (5x2 + 2x + 8)*(– 6)

= (5x2*7x + 2x*7x + 8*7x) + (5x2*(-6) + 2x*(-6) + 8*(-6) )

=35x³ + 14x² + 56x - 30x² - 12x - 48

= 35x³ - 16x² + 44x - 48

5 0
4 years ago
Form the sum of 5-9i and -4+7i, subtract 14-3i
Veronika [31]
Https://www.calculatorsoup.com/calculators/math/index.php



best thing for any math problems 
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4 years ago
Patty and Carl went to the movies. Patty bought the two movie tickets for $7.35 each. Carl bought two buckets of popcorn at $5.6
Delvig [45]

Answer:

1.75 more 7.35-5.60 = 1.75 patty spent more than carl

Step-by-step explanation:

6 0
3 years ago
1. Solve 49 square <br><br><br>2. Solve 64 square
torisob [31]

Answer:

1. 7

2. 8

Step-by-step explanation:

7 0
3 years ago
Read 2 more answers
If triangle ABC is reflected across line m, the new coordinates will be located at A’(2, -4) B’(7, -7) C’(-2, -7).
Dennis_Churaev [7]

Answer:

the answer is false

Step-by-step explanation:

because the coordinates for B and Care wrong they should be

B(7,-9)

C(-2,-9)

3 0
3 years ago
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