algebra I

HOW DO I FIGURE OUT -X2-5X-9=0

1. 👍
2. 👎
3. 👁
4. ℹ️
5. 🚩
1. Are you 'solving' for x in x^2 - 5x - 9 = 0

If so, then x=(5 ± √(25-4(1)(-9))/2
= (5 ± √61)/2 by using the quadratic formula

1. 👍
2. 👎
3. ℹ️
4. 🚩
2. i am also stumped by this question and the equation is x squared. is x^2 still the same answer. Thanks

1. 👍
2. 👎
3. ℹ️
4. 🚩

Similar Questions

1. Math

Determine whether the two figures are similar. If so, give the scale factor of the smaller figure to the larger figure. Smaller figure: Length: 11 Width: 7 Height: 7 Larger figure: Length: 33 Width: 28 Height: 14 yes; 1:2 yes; 1:7

2. mathematics, geomtery

UNIT 7 Circles, LESSON 4 Angle Measures and Segment Lengths 1. Which of the following statements is false? C. Every chord is a diameter **** 2. In the figure, what is m

3. Math

1. Determine whether the two figures are similar. If so, give the similarity ratio of the smaller figure to the larger figure. The figures are not drawn to scale. Figure One: (CYLINDER) Height is 9.9 and radius is 1.3 Figure Two:

4. Physics

Block B in the figure(Figure 1) rests on a surface for which the static and kinetic coefficients of friction are 0.65 and 0.40, respectively. The ropes are massless.What is the maximum mass of block A for which the system is in

1. Geometry

The volumes of two similar figures are given. The surface area of the smaller figure is given. Find the surface area of the larger figure. Smaller figure: V = 2 yd^3 SA = 13 yd^2 Larger figure: V = 250 yd^3 SA = ??? Please help?

2. Geometry

The contrapositive of the following conditional statement: If a figure has four sides, then it is not a triangle. A.If a figure does not have four sides, then it is a triangle. B.If a figure is a triangle, then it does not have

3. geometry

The figure shown is a rectangle. the green shape in the figure is a square. The blue and white figures are rectangles, and the area of the blue rectangle is 24 square inches. a. write an expression for the area of the entire

4. math

If you were given the area of a figure and told that all the dimensions of the figure would be cut in half, how could you find the area of the new similar figure?

1. Math

Two corresponding sides of similar polygons have the ratio 5:4. The perimeter of the smaller figure is 40, what is the perimeter of the larger figure...I need help trying to figure this out...and the steps!

2. Math I REALLY NEED HELP!!!!!!!!!

A figure is dilated by a scale factor of 4. If the origin is the center of dilation, what are the coordinated in the original figure of a vertex located at (8,8) in the enlarged figure? A/(2,2) B/(4,4)

3. Math

Is the dashed line a line of symmetry? An image shows a two dimensional arrow with a dashed line drawn down the middle of the arrow. (1 point) yes no 2. Is the dashed line a line of symmetry? figure (1 point) yes no 3. How many

4. Physics

What is the maximum speed of a 3.40g particle that oscillates between x =2.0mm and x =8.0mm in the figure? (Figure 1) Description of Figure: Parabola with the lowest point at (4,1) parabola starts at(2,5) and ends at (8,5) Y-axis