MATHE QUIZ

0.001603 is written as 1.603 X 10ⁿ in the standard form. State the value of n.

• 2

• 3

• 4

• 5

Given 4(m - 1) + m = 31 - 2m, find the value of m.

• 22/5
• 32/7
• 5
• 15

If A = {1,3,5,7,9} and B={2,3,5,7}, what is A∪B?

• {3, 5, 7}

• {2, 3, 5, 7}

• {2, 3, 5, 7, 9}

• {1, 2, 3, 5, 7, 9}

7 - 2(3 - y)² =

• 1 - 6y + y²
• 14 - 6y - y²
• -11 + 12y - 2y²
• -11 + 12y + 2y²

Simplify (p¹²q⁸)^1/2 x p^-7q⁶.

• p^-1q¹⁰

• p^-5q¹⁰

• p^5.5q^14.5

• p^-1q^-2

What is the scale factor from ΔDEF to ΔABC?

• 1/2

• 7/3

• 2

• 10/3

y²-y-6=

• (y+1)(y-6)

• (y+2)(y-3)

• (y-2)(y+3)

• (y-1)(y+6)

If C = {4,6,8,10} and D={5,6,8,10}, what is C∩D?

• {6, 8, 10}

• {4, 5}

• {4, 6, 8, 10}

• {5, 6, 8}

Simplify (x¹⁰y⁵)^1/5 x x^-3y².

• x^1.4y^3.2

• x^1.4y^2.6

• x^1.5y³

• x^1.5y²

0.00004567 is written as 4.567 X 10ⁿ in the standard form. State the value of n.

• -5

• -4

• -3

• -2