Quiz 1 Math 10

The Lord’s Wisdom Academy of Caloocan,Inc. 1162 Santolan St. Corner Guyabano St. Area D.,Brgy. 178 Camarin, Caloocan City JUNIOR HIGHSCHOOL DEPARTMENT Math 10 Quiz No. 1 (2nd Quarter) Name: _________________________Grade/Section: Score: ______________ Teacher: _________________Date:__________________Parent’s Signature_______ I. Tell whether the statement is “TRUE” or “FALSE”. __________1. Synthetic division is the shortened method to divide polynomials. __________2. The polynomial 2x3 + 3x2 -8x + 1, the coefficients are 3, 2, and 1. __________3. The quotient of 2x3 +4x- 10 and x – 1 is 2x2 +2x + 6. __________4. The last number on the last row in synthetic division is the remainder. __________5. If the polynomial P(x) is divided by x – c, then the remainder is P(c). II. Use synthetic division to find the quotient and the remainder of the following: 2pts each 1. x4 + 25x – 3; x +3 Q(x)___________________ R ___________________ 2. 2x3 + 3x2 +2x + 4; x + 2 Q(x)___________________ R ___________________ 3 2 3. 6x – 11x + 10x -16; 2x – 1 Q(x)___________________ R ___________________ 4. 6x3 +3x2 -4x -9; 2x -3 Q(x)___________________ R ___________________ 5. 8x4 +10x3 -14x2 – 8x +3; 4x – 3 Q(x)___________________ R ___________________ III. Find the remainder of the following when the polynomial is divided by x + 3. 1. x3 + 5x2 – 8 R= __________ 4. x2 + 4x – 10 R= __________ 4 2. x +6x – 1 R= __________ 3 5. -2x +5x – 3 R= __________ 3. 3x4 + 6x3 + 5 R= __________ IV. Write F in the space provided if the second polynomial is a factor of the first and NF if it is not. 1. 2x4 – x – 3; x + 1 __________ 3 2 2. x - 2x + x - 12; x – 3 __________ 3. x3 + 4x2 +x – 6; x + 4 __________ 4. x3 +2x2 -13x + 10; x + 2 __________ 2 5. x + 9x – 3; x + 3 __________