7. Choose the statements that are TRUE. I a² + x – 1= 0 is a quadratic expression. II Solution of a quadratic equation are the y-intercept. III The zeroes are the solution for a quadratic equation. IV a quadratic equation can be no solution. А. I and II В. III and IV I, III and IV II, III and IV С. D.

Q: b) Test the consistency of the following equations and solve them if possible Зх+у+2z-3, 2х-Зу-23-3,…

A: Given that, 3122-3-1121xyz=334 Take the determinant, det3122-3-1121=3(-3+2)-1(2+1)+2(4+3)=-3-3+14=2

Q: Determine values of the variables that will make the following equation true, if possible. If not,…

A:

Q: Match each equation with its corresponding property. 5 + 1 = 1+ 5 [ Choose ] x + 0 = x [ Choose ] (c…

A:

Q: Find the real solutions of each equation. Verify your results using a graphing utility.

A: 13)  2t-1=1    2t-1=1          2t=1+1          2t=2            t=1 Also, from the graph we have The…

Q: 5. One solution to the quadratic function ax² + bx + c is -8 + vI12 . What is the value of c in the…

A: To find the value of c

Q: -5. In the equation 2x2 - 9 -5 = 0, which is the constant term? а. 2x2 С. -9х 6. In the quadratic…

A:

Q: 10. If the equation 2x? + bx + 9 = 0 has only one real solution, then which of the following could…

A:

Q: Which is the solution to the equation X + 1 X + 3 1 14 7 b. 4 11 а. C. d. - 4 3 7 1 Which is the…

A:

Q: Estimate the x- and y-intercepts from the graph. a -3 007 -5 -6- 7 8 4. 3 24 1 le ←+ -9-8-7 -6 -5 -4…

A:

Q: Examine the accompanying sample data for the variables y and x. Complete parts a through d below. 1…

A: x 1 2 3 4 5 y 1 4 3 3 5

Q: Find the product of 2x + 1 and 5x2 + 7x - 3. What is the sum of all the coefficients? О А. 39 В. 27…

A:

Q: 5. In the equation 2x2 - 9- 5 = 0, which is the constant term? а. 2x2 C. -9x 6. In the quadratic…

A: Since you have multiple problems in a single picture. As per our guidelines we will solve the 1st…

Q: Find the equation of the line that passes through the point (7, 3,4) and is perpendicular to the…

A: The given problem is to find the equation of line that passes through the point (7,3,4) and is…

Q: Of your customer base consisting of paid up customers (x) and customers who still owe money (y) .75%…

A: We will find the linear eq. as following.

Q: From the given equation, what is the y-coordinate and x-coordinate þf the point of intersection of…

A: Solution

Q: Solve for the range and axis of symmetry of the given quadratic functions

A: To Solve for the range and axis of symmetry of the given quadratic functions4) y=x2+5x-145)…

Q: x2-5х-6 y = (х+3) (х-3)

A: y=x2-5x-6x+3x-3 We have to find the values of x at which the given y is discontinuous.

Q: The phone company A Fee and Fee has a monthly cellular plan where a customer pays a flat monthly fee…

A: Giveny=mx+bwhere y=montly costx=No.of monthly minutes

Q: Write Hhe system of lineor equalions in tHe {orm A-b ond solve 'this motrix equation for k.…

A:

Q: ) Find the solutions/zeros. m² + 4m - 60 = 0 Identify the process you used to m² + 4m - 60 = 0 fact…

A: m2+4m-60=0

Q: The equation of a quadratic relation is y = -3x? + 2x – 5. Determine the y-coordinate of the point…

A:

Q: II. C. Find the equation of the line through the given points. (Ax + By = c) Given Solution Equation…

A:

Q: 2. Solve and graph the solution set. а. Зх - 1> бх + 5 b. 12 – 8y 2 10y – 6 3 с. 8. d. 4x(x – 2) <…

A: We need to solve the inequality and draw graph.

Q: /rite an equation of the line passing through the points 5' 15 and (-5-15) Write the equation in…

A: Given two points (7/5, 1/15) and (-1/5, 7/15)

Q: Reduce the equation to one of the standard forms. 2²= 15x² +5y²-30 ○ 골+몽 - 0 = 1 30 0² +²=1 ○ (① -…

A: The solution is shown in step-2

Q: y+13 (y+1)(y+3)(y– 2)* 1. dy

A: