The ratio of boys to girls in the checkers club at Anastasia's schoolis equal to 2:3 The number of the club members is more than 20 and fewer than 30 How many club members are there?

Q: David runs a printing and typing service business. The rate for services is K32 per hour plus a…

A: Total cost = one-time charge + charge per hour

Q: -a --ib+c=0 -a --b-d+ e = 0 a - b= 2 v3 +2 i b+c-d= -2 d-e = 2 v3 +2 i

A:

Q: Find (g o f)(x) for the pair of functions and give the domain. 8 f(x) = - g(x) = 4 – x (g o f)(x) =…

A:

Q: Determine the value(s) of k so that the functionf(x) = 5x2 + 8x - k has: a) 1 zero b) 2 zeros C) no…

A:

Q: Solve the quadratic equation ~make sure quadratic equation is in standard form~ x-1 / x+5 = 12 /…

A: Standard form of quadratic equations is : ax^2 + bx +c = 0

Q: MATH DIscovery EDUCATION- Solve Systems of Equations and Inequalities ТЕCHBOOK Name Date Check for…

A: 1. Let, after a ride of x miles both rentals costs $y.

Q: Let f(x) = x - 2. Find (f o f)(x) and its domain. (fo f)(x) = (Simplify your answer.)

A:

Q: 16 in. 10 in. 11 in. Use the formulas developed in this section to find the area of the figure. 18…

A: Solving the problem by finding the value of the area of the figure i.e. the triangle.

Q: 8. Find the exact value of each expression without using a calculator by using properties of…

A: as per bartleby guidelines i can do only first three subparts

Q: In a trapezium the longer parallel side (a) is twice the length of the shorter side (b). The…

A:

Q: You deposit $2000 in an account earning 8% interest compounded monthly. How much will you have in…

A: You deposit $2000 in an account earning 8% interest compounded monthly.To determine how much will…

Q: u = [2, 6, –5] and v= [-3,–1,6] %3D A · A + (A + ng-) · (A x n)

A:

Q: We have seen that isosceles triangles have two sides of equal length. The angles opposite these…

A:

Q: 16 of 25 Condense to a single logarithm. 3 log 8 (m) – 2log 8 (4n) – 3log 8 (5k) 5 log (4n)² (5k)³…

A:

Q: The Thompson family is buying a car that can travel 70 miles on two gallons of gas. Assume that the…

A: According to our guidelines we are supposed to answer only the first question if you want any…

Q: 6. A tennis ball is hit from a height of 1.1m above the ground. The path of the tennis ball…

A: topic - quadratic equations

Q: A flagpole has a height of 53 yards. It will be supported by three cables, each of which is attached…

A: This question can be solved using the concept of Pythagoras theorem.

Q: Let F(x) = x2 - 9 and G(x) = 18 – x. Find (F - G)(- 4). (F- G)(- 4) = (Simplify your answer. Type an…

A:

Q: ) The equation of the parabola with zeroes -4 and 1, opening downward and a vertical com pression of…

A: Given problems:- d) The equation of the parabola with zeroes -4 and 1, opening downward and a…

Q: evaluate z=e^(4+3i)ln(6∠30)

A:

Q: An exponential function f(x) = ab" passes through the points (0, 9000) and (2, 90). What are the…

A:

Q: 5. Two numbers when multiplied equals 63. If one number is x and the other number is 2 less than x.…

A:

Q: 17.The height that a superball bounces, B, varies directly as the height from which dropped, D. A…

A: Given   B varies directly as the D B∝DB=k*D   where k is proportionality constant For  D = 2 inches…

Q: . Solve for x and y using the Elimination Algorithm. 2x – 3y = -8 3x + 4y = 5

A:

Q: Let f = {(- 2,1),(1, - 1)} and g = {(-2, - 4),(3,0),(5,6)}. Find f+g and its domain.

A:

Q: Linear algebra True or False questions. Please explain. Thanks so much!

A:

Q: Solve each equation. 7p+2 - 343

A: As we know from the exponent rule; If am=an then m=n   Given: 7p+2=343

Q: The product of two consecutive numbers is 49. Find the two numbers.

A: there are 49 divide into  49 = 7*7 49 = 49*1 so we can see that not any consicutive numbers are…

Q: compute product B, and the call the resulting Matrix M, and the M, and give it Compute inverse the…

A: Follow the procedure given below.

Q: A vector field is specified as G = 24xyax + 12(x² + 2)ay + 18z²az. Given two points, P(1, 2, - 1)…

A:

Q: Describe how to factor (if possible), each of the following: Sum of 2 squares, like A2 + B2…

A: 1. Sum of 2 square A^2 + B^2  => no Factor. 2. Difference of 2 square, A^2 - B^2  = ( A - B) ( A…

Q: and quadratic equations that ag: A table of ordered pairs of a representative function for a…

A: Note: As per our company guidelines we are supposed to answer the first three sub-parts of the…

Q: Why is it often better to use algebra methods (substitution and elimination) than graphing to find…

A: We have to explain why is it often better to use algebra methods (substitution and elimination) than…

Q: 13. Suppose the average cost of electricity is $0.25/kWh. Solar panels cost $100/sq ft and you want…

A: We need to find cost and break even.

Q: Matrix A has the dimensions 33 x 46 and Matrix B has the dimensions 46 x 38 What are the dimensions…

A: Solution ) when we multiply  AM×N  and BN×Q Resultant matrix = FM×Q so  A33×46  and B46×38 Resultant…

Q: When factoring 3 (6x – 5)2 + 16(6x – 5) + 5 , by substitution, Let u = _______________. Please…

A: Solving the problem by finding the correct substitute.

Q: cm Find the area of the shape to the left. 12 cm 8 cm

A:

Q: find the inverse of f(x) = 42/x/9

A: We have to find inverse of function

Q: Solve for x in  2x^2 − 7x − 4 = (2x+1)(x−4) = 0

A: Here given 2x²-7x-4=(2x+1)(x-4) 2x²-7x-4 can be factorised as 2x²-7x-4=(2x+1)(x-4)   For…

Q: Find the least-squares solution x' of the system 1 -2 -6' -1 X= 10 3 4 x* =

A:

Q: 2. If a, b, c, d > 0, use the properties of logarithms to simplify and then find the exact numerical…

A:

Q: Let f(x) = x2 + 2 and g(x) = 2x - 3. Evaluate (fo g)(x). (fo g)(x) =| (Simplify your answer.)

A: (fog)(x)= f(g(x)) f(x) = x^2 + 2  g(x) = 2x - 3

Q: Convert the equation f(t) = 331e-0.04t to the form f(t) = ab a = b = Give answers accurate to three…

A:

Q: fW)= lox5+3x°+ 4x3+ d Heading coetficiunt= maximum number of real zerS=

A:

Q: An exponential function f(x) = ab passes through the points (0, 10) and (3, 1250). What are the…

A:

Q: (Proof) For any integer n, n² + n is even.

A: We know the product of consecutive integers in a even integer.

Q: Condense the expression to the logarithm of a single quantity. [3 In(x + 5) + In(x) – In(x3 - 8)]

A:

Q: Given the tabulated function 2 3. -4.34 -27.74 y=f(x) Use least squares to fit the data to a…

A: The function solved by putting the value of x and y in function and calculate the value of a and b.…

Q: The applet below shows an angle with a measure of 1 radian whose initial ray is at the 3-o'clock…

A: answer of given question is in next step

Q: the voiime v of a fixed amount of gas. varies directly as the temp erature T and inversely as the…

A: