Simplify 3a(a2 - a4) - 3a(a5 + a2) - 2a (a2 - 2a)
-3a6 - 3a5 - 2a3 + 4a2
3a6 - 3a5 - 2a3 + 4a2
-3a6 - 3a5 + 2a3 + 4a2
3a6 + 3a5 + 2a3 - 4a2
601 × 602 =
361521
361802
362571
301879
x2 + (a + b)x + ab =
(a - b)2
(x + a)(x - b)
(a + b)2
(x + a)(x + b)
Add 5a3, -3a3, -1/2a3
2/3 a3
4/3 a3
-2/3 a3
3/2 a3
Simplify a(a2 + a - 1) + 7
a3 + a2 - 1 + 7
a3 + a2 - a + 7
a3 - a2 - a + 7
a3 - a2 + a + 7
What is the value of
0
500
900
1000
Multiply (x - 4) and (2x + 7)
2x2 + x + 28
x2 - x - 28
2x2 - x - 28
x2 + x + 28
A rectangular box has length, breadth, height as r2s, s2t, t2r respectively. Then its volume is
r3 s2 t2
r3 s3 t3
r3 t3 s2
None of these
When 5xy is multiplied by 3x, we get
15xy
15xy2
15x2y
-11x + (-6x) - (-9x) + (-3x) =
-11x
11x
12x
-12x