Select all the expressions that correctly calculate the perimeter of the A. 40 + 207 B. 80+20 C. 120+20x D. 300+ 100T E. 10+10+10z+10+10 + 10z 10 Type your answer(s) here:

Q: 2. Simplify. 3²x²y!

A:

Q: Simplify. -8x +7+8x

A: we have to simplify the expression  -8x+7+8x = -8x+8x+7  =( 8x-8x) +7 = 0+7  = 7

Q: Simplify. х+4 4x + 24 3 X + 6x *2

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Q: Evaluate each expression using substitution. X 3 y = 4 W = 5 Z = 8 1) 9x 2) 3y + 6/ 2x 3) w^2 + 2 +…

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Q: 39.) Simplify 4f + 3g - f + 7g by combining like terms. a. 3f + 10g b. 4f + 10g c. 13fg d. 14fg

A: Consider the given statements: 4f+3g-f+7g To solve this first of all bring the same terms at one…

Q: Simplify F IG1 a. -1 b7 O b. 1 b7 C. 7 b7 O d. b7

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Q: To-42 5-2X-3 (6z) odz dy oe aly de

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Q: Find AB A 15

A: Solution

Q: Find the LCM. 1) 4xy², 2x²y³ 3) 5xy, 15.x²z, 10y² 10у

A: Solution - 1: Given: 4xy2, 2x2y3   Find prime factors of the both term:…

Q: find the number of terms in an AP in which A=5, D=25, and AN= 130

A: A=5,D=25 and AN=130

Q: Which expression is equivalent to V6x³y5?

A:

Q: ds V9-s 9-52 + C 95 9s + C A. C. B. D. + C 95 69/

A: Given: I=∫dss29-s2   ...1   We know that, the trigonometric identities. 1). 1sinx=cscx 2).…

Q: Find projvu.u = (2, −1), v = (7, 6)

A: Now dot product is,

Q: Add. Simplify the result if possible. b 5 + 13 13

A: We need to simplify the following expression b13+513

Q: 3. Simplify and state any restrictions. x+3 2x + 12 x² +11x + 24 x² +11x + 30

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Q: 4. Simplify. State any restrictions on the variables. x-9 a) 7x-21x m2-7m+12 b) m2 - 5m+4

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Q: 2x÷2x×y

A: 1. Let us consider the expression, ax÷bxy= a/by  2. We know in simplification problem we do division…

Confidence Intervals

When we calculate intervals in probability and statistics, it can be simply termed as finding out a confidence interval. The confidence interval is usually calculated from the data set which is observed. The value of the parameter that needs to be calculated is present here only.