MATHEMATICIAN Algebra

Expand 2(x + 4) A: 2x + 4 B: 2x + 8 C: 6X D: X + 6

Expand X ( x - 2) A: X² - 2x B: x² - 2 C: 2x - 2 D: -2

Expand - 4 ( x + 5 ) A: - 4 x + 20 B: - 4x - 20 C: x D: 6

Expand - 2x ( 3x – 0 ) A: - 5x – 2x B: - 6x² + 2x C: - 6 x2 D: 6x² - 2 x

Expand 2t (3t – 5 ) A: 5t² - 3 B: 6t² - 10t C: 6t + 10 D: 6t - 10

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-2r ( - 5r – 4) A: - 7r - 6 B: - 20 r + 8 C: - 10 r² - 8 r D: 10 r ² + 8 r

- 5n ( - 4 n - 6 ) A: - 20 n² - 30 B: 20 n² + 30 n C: - 9n - 11 D: 20 n² - n

x² ( x – 2 ) A: 2 x² - 2 x B: x³ - 2 x² C: 3 x - 2 x² D: x³ - 2 x

2 x² ( 3 x – 1 ) A: 6 x³ - 2 x² B: 6 x ² - 2 x C: 5 x ³- 2 x² D: 6 x ³- 1

Expand (x + 3) ( x+ 3) A: 2x² + 6x + 9 B: x² + 6x + 9 C: 2x + 6 D: x² + 6x + 6

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(2x + 3 ) ( 3x + 2 ) A: 5 x² +10 x + 5 B: 6 x² + 5 x +5 C: 6x² + 13 x + 6 D: 6 x² + 12 x + 6

( x – 4 ) ( x + 2 ) A: x² +2 x + 8 B: x² - 2x - 8 C: x² - 6 x + 8 D: x² - 8x + 8

( 3 a – 2 ) ( a + 3 ) A: 3 a ² + 7a - 6 B: 4 a ² + 7a - 6 C: 3 a ² + a - 6 D: 3 a ² + 11a - 6

Multiply out 3χ (χ + 4)? A: 3χ2 + 12χ B: 3χ2 + 12 C: 3χ2 - 12χ D: 3χ4 + 3

( x + 4 ) ² A: X² +8 B: x² + 8x + 16 C: 2x + 8 D: x² + 4x + 16

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Question? A: Answer 1 B: Answer 2 C: Answer 3 D: Answer 4