Find a + b, 4a + 5b, lal, and la - bl. (Simplify your vectors completely.) a = (-5, 12), b = (10, 4) a + b = 4a + 5b = lal = =

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A: Given:

Q: Find the number of roots for the equation. 5x4 + 12x³ – x² + 3x + 5 = 0

A: As we know that the number of roots is equal to the highest power of the polynomial.

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Q: Please answer the other questions here (#2 and #3). Please confirm the answers. Thank you.

A: 1st answer is correct, given in the tutor solution. Because here (cosh y) is constant.  3rd option…

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Q: 1. Let (x) = x2 + 2. Then (*+h)-f(x) A) 2x + h 2xh+ h2+4 C) B) 1 D) None of the above

A: Hey, since there are multiple questions posted, we will answer first question. If you want any…

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Q: Find (i) the characteristic equation and (ii) the eigenvalues and corresponding - 3 5 eigenvectors…

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Q: Please give answers in step by step

A: Step 1: Analyze the problem. Step 2: Check if there's lacking. Step 3: Give a suggestion

Q: 14. For f(x) = x' – 6x² +9x , identify the critical points and inflection points A) Critical Points:…

A: Dear student, Since you have posted two questions, as per our policy we will answer first question.…

Q: can you write it on a paper or make it clear

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A: Given:  S=aywz  is a non-invertible matrix.λ1=5               One of the eigen…

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A: To use normal approximation, the following conditions should be satisfied. np>5 and n(1-p)>5

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A: Given data:   California New York Texas Total Interested 84 76 (a) (c) Not Interested 189 213…