. If x is an even integer, then x² is even. - If x is an odd integer, then x³ is odd. . If a is an odd integer, then a² +3a +5 is odd.

Q: If all variables in the expression 5/x10y – 4x/xy represent nonnegative real numbers, then which of…

A: Given,          The expression is 5x10y9-4xxy9 .

Q: 1 which of the following is equivalent to 2x-4 O B. -4x²+6x + 5 0 4x²-6x-5 >0 E. 4-2x

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Q: Analyze the following "proof" and determine if there is anything incorrect and why. Claim. Suppose m…

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Q: Evaluate. 5. 1)? X(X dx 1 5. 2. x(x² 1)2 (Type an exact answer.) I3D

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Q: Let B = [-1 1 4 -3] Find -4B

A: Solution

Q: antip . Prove that 4" -3"-7 is a multiple of 84 for each positive even m.

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Q: Show that if n is any integer, then 3 divides n3 − n

A: To prove:  if n is any integer, then 3 divides n3 − n. Concept used: Here we shall use the identity:…

Q: Given any real numbers a and d, consider the expression (a + md) + (a + (m + 1)d) + (a + (m + 2)d) +…

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Q: If A=-1 4 -3 -7/ -1 and A¹=/? ? (22 a ? What is the value of the element a? Give your answer…

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Q: Simplity. Assume all exponents are positive integers. 35n 45x² 2. 35n² 25x 1. 4. p²-3p-54 p-9 5.…

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Q: If 0 <0 < 2n and -12cos20-8 = -17, determine the values of 0

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Q: 3x +2y = 5 - 6x - 4y = 5 O B. (1.5, -1) O C. (-1.5, -1) O D. There are infinitely many solutions. O…

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Q: If ả = (–4, −8) and ☎ = (–2, −6), find |2.5ả – 36|. O 20 O 2√5 O-6 O 4√2

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Q: If then A-1 - # 用 A = 1 5 -4 -9 0 0 1 4 -2 0 0 1 0 3 1 , 田

A: By Gauss-Jordan elimination: Let A=IA…

Q: 18. Which of the following expressions is equivalent to (5x - 4y) (3x – 2y)? Select all that are…

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Q: Find |B| B= [5  0]      [0 -4]

A: Given, B =500-4|B|=?

Q: prove the following statement.

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Q: -14 Solve for X. -1-8 -7-6 X OOA 61 X+ -1-1 3 -7 X =

A: Step 1: Step 2: Step 3: Step 4: