Square of Binomial, If x+y=7 and xy=10 find x2+y2

If x+y=7 and xy=10 find x2+y2

Simultaneous equations, how do you work it out?

how do you work it out?

Word problem, A thermometer reading 79 degrees F is brought into a cold sto...

A thermometer reading 79 degrees F is brought into a cold storage room with a constant temperature of 38 degrees F. if the thermometer reads 70 degrees in 6minutes, how long will i

First form of the parabola, Let's go through first form of the parabola. ...

Let's go through first form of the parabola.                     f ( x ) = a ( x - h ) 2  + k There are two pieces of information regarding the parabola which we can instant

Y-intercept, how do i find the y-intercept when i already found the slope?

how do i find the y-intercept when i already found the slope?

Determinants, sir is there any rule to use properties of determinants to so...

sir is there any rule to use properties of determinants to solve the sums

Solving quadratic equation using extracting square root, a 9f2 square paint...

a 9f2 square painting is mounted with border on a square frame. if the total area of the border is 3.25 ft2, what is the length of a side of the frame?

Quadratic functions, would a slope of a quadratic function get narrower or ...

would a slope of a quadratic function get narrower or wider if the slope is changed from 3 to 2.5?

Boolean,

Tle.., If a graph shows all of the possibilities for the no. of refrigerato...

If a graph shows all of the possibilities for the no. of refrigerators and the no. of TVs that will fit into an 18 wheeler, will the truck hold 71 refrigerators and 118 Tvs?