Algebra problems
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I am having difficulty with a few different problems.
1. (8x^7-4)(x^8-5)
2. 5x^5-35x^4+40x^3
3. t^3-4t / t^2-64
4. -2x^3+4x^2+2x+5 Identify the degree of each term of the polynomial and the degree of the polynomial.
1st term
2nd term
3rd term
4th term
Degree of polynomial
5. 19x^2-10x-18=0
What is the value of the discriminant? Which statement is correct?
A) there are 2 real solutions
B) has 2 imaginary solutions
C) has 1 real solution
6. (30b^3+13b^2+32b+42) / (6b+5)
7. 25x^4-25x^2+6=0
8. 49z^2 / 5z^2-10z+5 * 5z-5 / 72
9. 9x^2+bx+c=0 Equation is ?=0
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Solution Summary
The expert examines algebra function difficulties. A step by step solution is provided to all the problems.
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I am having difficulty with a few different problems.
1. (8x^7-4)(x^8-5)
After simplifying, we will get
= 8x^15 - 4x^8 - 40x^7 + 20
2. 5x^5-35x^4+40x^3
After taking 5x^3 common out, we will get
= 5x^3(x^2 - 7x + 8)
3. t^3-4t / t^2-64
t(t^2 - 4)/(t+8)(t-8)
= t(t-2)(t+2)/(t+8)(t-8)
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