anonymous
  • anonymous
What is the standard form of (5 + 2i)(5 – 2i)?
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
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chestercat
  • chestercat
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TrojanPoem
  • TrojanPoem
25 - 4i^2 25 + 4 = 29
anonymous
  • anonymous
What is the product of (1 + i)(2 + i)?
TrojanPoem
  • TrojanPoem
multiply each element 2+ i + 2i + i^2 2 + 3i - 1 1 + 3i

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anonymous
  • anonymous
Simplify the expression 5^3 × 5^8.
TrojanPoem
  • TrojanPoem
in multiplication you sum the powers 5^(3+8)= 5^11
anonymous
  • anonymous
Find the difference: (6y^3 + 17y − 3) − (4y^3 − 11y + 9)
TrojanPoem
  • TrojanPoem
Direct summation 2y^3 + 28 y - 12
TrojanPoem
  • TrojanPoem
I don't think , that helps, I am answering not you.
anonymous
  • anonymous
Find the sum: (3x^2 + 5x − 8) + (5x^2 − 13x − 5)
TrojanPoem
  • TrojanPoem
8 x^2 - 8 x - 13
anonymous
  • anonymous
Simplify the expression (2x − 9)(x + 6).
TrojanPoem
  • TrojanPoem
2x^2 +6x - 9 x - 54 2x^2 - 3x - 54
anonymous
  • anonymous
Simplify the expression 4x(2x^2 − 7x + 3).
anonymous
  • anonymous
?
TrojanPoem
  • TrojanPoem
8x^3 - 28 x^2 + 12x

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