Quiz 1 Math 10

Created 77 days ago

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 __________

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