Multiply. (2 + 7i)(8 + i) (2 + 71)(8 +i)= (Simplify your answer. Type your answer in the form a + bi.)
Multiply and then simplify completely: (V5 - 2)? Answer
Multiply. (Simplify your answer completely.) – 5p² .p²-9 p2 - 4p - 21 20p Multiply. (Simplify your answer completely.) 2y2 – 8y.7+4 y2 + 8y + 16 16y Multiply. (Simplify your answer completely.)
Write the first four terms of the sequence. Simplify your answer a n = 3n/3n+3 a1= a2= a3= a4=
3,,-2 4. Multiply: (3u3v4) (-3uv2 2 5. Simplify (positive exponents) -9 x y Simplify (positive exponents)--14.9 I i TAM
8 and 9 plz Multiply or divide. Simplify. (4 points each) 5x x+x-6 3x 5x+5 6) 0 Add or subtract. Simplify. (3 points) -? 9 120S 21-7 2-7 x-1 x-1
Multiply and simplify: 3V5(2V8+ 4/12)
1. Simplify each expression, for n = 5 a) 8n + 2 b) n2 - 2n+n d) 19 - 3n + e) (3n - 3) + 15-n-18
In each case, multiply out to obtain a sum of products: (Simplify where possible) (a) (A’+B’+C +D’)(E+C+D+A+B)(D+B+C)(C+A’)(A+D) (b) (X+Y+Z)(Y+X+W’+Z’)(Z’+X’+W)(Y’+X’)(W’+X)
Prove the following: 1+4+7+...+(3n – 2) n(3n-1) 2