Find each product: a) 5-7 b) 5(-7) c) (-5)7 d) (-5)(-7)

Q: Do b

A:

Q: a² + 8a + 15 6a² +21a +9 )( a-4a 2a²+9a-5

A: Given expression is a2+8a+156a2+21a+9a-4a32a2+9a-5

Q: -32 B: +14+2*6-83-(-4) -|-2|³-1+5²

A:

Q: Perform each subtraction: a) 7 - (-2) b) (-7) - (+2) c) 10 - 2 d) (- 10) - (-2)

A: Given : 1)7-(-2) 2)10-2 3)(-7)-(+2) 4)(-10)-(-2). We need  to perform subtraction.

Q: Find and simplify the product: (V-5)(v-20)

A:

Q: Evaluate: (12t3-9t2 + 7)dt

A:

Q: Could You also Answer (D) to (F)

A: As per the question we are given a multivariate function f(x,y,z,w) which has a critical point at…

Q: Simply :7(8+6)

A:

Q: Evaluate:

A:

Q: Multiply:   (7 - 3x)(-2 - 5x).

A: Given

Q: what is (-4r)2   simplified

A: When a negative number is squared the resultant number is positive.

Q: Why is -2(a-5) NOT equal to -2a-10? Assuimg that "a" and "b" are nonzero real numbers

A:

Q: (a®j3 (7а)? 2 (-3a*)³ 3 3

A: The explanation of answer as follows

Q: For the expression 7am^2-2cm+b^2n+3mn,order the number of terms number of variables and largestno…

A: In the given expression the variables are a, b, c, m, n. So total 5 variables.  The coefficients are…

Q: ((6 – 9) - 3) + ((-8) +(-1) + 6)

A:

Q: Simplify by Combining Like Terms: 5n -n-3+12d-6-3d + (-12d)

A: To combine the liked terms

Q: The product (234)(152) is ? a) (13524) b) (135) (24) c) (15342) d) (24)(15)

A:

Q: Determine L-1 (-1(1+81) S³ 1 (a) =—=t+2₁² (b)t+4t² (c) t+8t² 1 (c) t+8t²

A:

Q: what is the anwer to -7(10x-16)=-658

A:

Q: where did you get (18+6k), (120+2k) and (-120+6) from? and why do you use those numbers

A: The given system of equations

Q: Im doing bedmas but you gave me pedmas

A: Remember, BEDMAS stands for Brackets, Exponents, Division and Multiplication (from left to right),…

Q: Simply: (2x-5)3

A: Here we will find (2x-5)3

Q: Evaluate: (23 + (6+ 2³)) – 11(-6 – 5)

A:

Q: Find:    (8/15)  + (5/12)

A: To addition of 815 and 512 First, let us find the LCM of the denominators 15 and 12 15= 1*3*5…

Q: Find each product: c) (-7)[(3)(4)] d) (-7)[(3)(-4)1 a) (-7)(12) b) (-7)(- 12)

A: We know the  (-)×(+)=-(-)×(-)=+ Given,  a)(-7)(12)=-7×12=-84…

Q: Find the product:   (7u2 + 8uv − 6v2)(6u2 +4uv + 3v2)

A: Given expression

Q: Simplify: 50(5a-1) + 5ª+2 – 2(5a+1)

A:

Q: Simplify: 5° (12- 7)+ 15 (3)

A:

Q: (8-p)(2-5p+6p2) Multiply?

A: Multiply