O Evaluate the expression 12- (9-7)+6. 12 - (9- 7)+6 = 122- (2)°+6 + 6

Q: Simplify: 9C3 A B C D 31 (9! (6!)3! 31 (61) 91

A: It is known that: Crn=n!n-r! r!. We need to evaluate: C39.

Q: Find the missing expression: (-2x2 - 6x - 2) L ) = 3x + 4x2 – -x+ 10. A. 3x + 6x + 5x +12 B. 6x +5x…

A: Answer

Q: Which equation justifies why 73 - 37?

A: Given Data: Equation: 713=73   The power law of exponents is, xab=xa·b

Q: Which expression is equivalent to (x+4)(x-8) a. (x+2)²-28 b. (x-2)²-36 c. (x+2)²-28 d. (x-2)?-36…

A: The answer are as follows

Q: Find the value of x. 2) 3), (x + 9) (4x + 2) 58 147 4) (4x + 1) (11 + 2x)"

A:

Q: 692 + 685 + 678 + 671 + ... + 6

A:

Q: 7 6 (x+5) 2 =

A: .

Q: Dimplify each expression. 1) 46 + 262 + 56+ + 4b + 462 + 764 2) (-2x* – 6) – (-2x³ +5 - 7x*)

A: see 2nd step.

Q: 6.) Simplify: -2.5(-2b+ 3) – 6b

A:

Q: 7√5 +13√/5 =

A:

Q: OA = (3,4-1) OB = (2,0,1) AB

A:

Q: which expression would be easier to simplify if you used the comunative property to change the order…

A:

Q: When does 7 + 7 = 2 is true? Elaborate.

A: we have to prove that when 7 + 7 =2 ?? We use Congruence Modulo.

Q: evaluate the expression when c=-3 c2-5c-8

A:

Q: Buidno bq o 2-82+2x-16 2-8+2x-16=

A:

Q: Which expression is equivalent to 8a3 +? O (2a - c)(4a? + 4ac+ c) P (2a + c)(4a? - 2ac+ c) 2ас + c?)…

A: SOLUTION-

Q: Simplify the expression (-3ab7)(3ab-6)

A: Consider the given expression: