15 -7 = 8
(x-3)(x-5) = 0
It equals 285
x2+x-15 = 0 Using the quadratic equation formula: x = 3.405124838 or x = -4.405124838
15 squared is 15 x 15 which equals 225.
15 -7 = 8
(x-3)(x-5) = 0
15 to the 2nd power or 15 squared equals 15 * 15 which equals 225.
The answer to 5 squared plus 10 is found by squaring 5 (or multiplying it by itself, e.g. 5 * 5) which equals 25, and then adding 10 giving us 35. Therefore 5 squared plus ten = 35
7
15
x2 + 2x - 15 = 0(x + 5) (x - 3) = 0x = -5x = +3
It equals 285
45
x2+x-15 = 0 Using the quadratic equation formula: x = 3.405124838 or x = -4.405124838
15 squared is 15 x 15 which equals 225.
5 plus 25 equals 60. Need to solve for 5 plus 25 equals ?: 2 plus 10 equals 24 is equivalent to 2 × (1 plus 5) equals 2 × (12); and 3 plus 15 equals 36 is equivalent to 3 ×(1 plus 5) equals 3 × (12); thus 5 plus 25 equals ? is equivalent to 5 × (1 plus 5) equals 5 × (12); thus ? = 5 × 12 = 60.