3a+2 20+7 R figure above, if PQRS is a square, what is the value of a?

Q: Suppose that P(E)=0.76, P(F)= 0.45, and P(E and F) = 0.32. What is P(E or F)? P(E or F) (Simplify…

A:

Q: Given P(A and B) = 0.30, P(B) = 0.50, P(B|A) = 0.98, what is P(A)? Answer in decimal form.  Round…

A: According to the given information, we have P(A and B)=0.30P(B) = 0.50andP(B|A)=0.98

Q: Thank you..why did they use midpoints for the football scores rather than regular numbers as a 14,…

A: GivenThe frequency  distribution and relative frequencies as shown below

Q: The figure below displays a square extending off of side a that is split into two rectangles…

A: The given figure

Q: Decide if the following n can be expressed as the sum of squares. If it is possible then provide…

A: This problem is based on the sum of two squares theorem. We first state the theorem and then give an…

Q: Given P(A) = 0.34, P(B) = 0.33, P(A or B) = 0.24, what is P(A and B)? Answer in decimal form.…

A: Given,P(A)=0.34P(B)=0.33P(A or B)=0.24

Q: A dart, thrown at random, hits a square target. Assuming that any two parts of the target of equal…

A: Let has consider the square which sides having 1uint and their vertices are…

Q: Given P(B) = 0.47, P(A and B) = 0.29, P(A or B) = 0.55, what is P(A)?   Answer in decimal form.…

A:

Q: Write out a careful proof of the fact that the square of an odd number is odd.

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Q: Complete the table using the angle properties of regular polygons. Round degrees to the nearest…

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Q: We made a survey with the number of people in a household and the number of times they get sick…

A: Solution: Let x be the number of people in a household  y be the number of times they get sick in a…

Q: C): Find if y=1²-21 +3 and x=21-1.

A: We have to find where and

Q: All stoichiometry problems use Avogadro's number (6.02x1023). O True O False

A:

Q: Given P(A) = 0.42, P(B) = 0.21, and P(B|A) = 0.27, what is P(A and B)?

A: Given that Given P(A) = 0.42, P(B) = 0.21, and P(B|A) = 0.27, Then  P(A and B)

Q: Find the area of a triangle PQR, where P = (6, 3, 5), Q = (0,4, -3), and R=(-6, -1, - 5)

A: As we know that; The expression for the area of the triangle PQR is: A=12PQ→×PR→   Given: P=6,-3,-5,…

Q: Is this a square? Explain.

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Q: A 2. D 8. C. B.

A: Topic-Geometry

Q: b) y = -2x2

A:

Q: The value of z0.174 is

A: We have to find The value of z0.174

Q: what would Z and MOE be ?

A: Here we have to identify the Critical value Z and and Margin of error MOE

Q: Given P(A) = 0.80, P(B) = 0.44, P(B|A) = 0.51, what is P(A and B)? Answer in decimal form.  Round…

A: We will use the conditional probability formula

Q: Given P(A) = 0.40, P(B) = 0.25, and P(A and B) = 0.11, what is P(A or B)? Answer in decimal form.…

A: