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2 years ago

Use algebra tiles to find (8x2+4)-(8x2+2)

Mathematics

1 answer:

vfiekz [6]2 years ago

5 0

Answer:

Step-by-step explanation:

(8x^2+4)-(8x^2+2)

8x^2+4-8x^2-2

4-2

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Conditional Probability Assistance?

krek1111 [17]

Let the event $A=\{ Sophomore \}, B=\{ Boy \}$

The the probability of the events

$P(A \cap B)=\frac{5}{12+18} =\frac{1}{6}$

$P( B)=\frac{12}{12+18} =\frac{2}{5}$

The conditional probability

$P(Sophomore|Boy)=P(A|B)=\frac{P(A \cap B)}{P(B)} =\frac{1/6}{2/5} =\frac{5}{12}$

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2 years ago

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2 years ago

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Helga [31]

Answer:

Step-by-step explanation:

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2 years ago

495x43

Mashcka [7]

Answer:a) $5.64 b) 21 ounces of tea leaves

Step-by-step explanation:

Step 1

5 ounces of tea leaves can be bought with $2.35

1 ounce of tea can be bought with =$2.35/5 =$0.47

12 ounces at the same rate can be bought with

=12 x $0.47 = $5.64

b) 5 ounces of tea leaves can be bought with $2.35

? Ounces of tea leaves can be bought with $10

$2.35 =5 ounces of tea

$10 = ? ounces of tea

= (10 x 5)/2.35

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2 years ago

The square (5x² + 6xy)² is

kari74 [83]

Answer:

${25x}^{4} + 60 {x}^{3} y + 36 {x}^{2} {y}^{2}$

Step-by-step explanation:

$(5 {x}^{2} )^{2} + 2 \times 5 {x}^{2} \times 6xy + (6xy)^{2}$

Gives the above answer

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2 years ago

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