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Q: Evaluate if x=4,8,3,-2 ∑x ∑x+1 ∑(x+1) 3∑x - 4

A: Given that  if x=4,8,3,-2

Q: -|5(-2)+2|+|3(3)+2(-4.2)|

A:

Q: 4x (3x - 1) %3D -12х + 4 О Tue O False

A:

Q: what values of x make the expression (x+7)(x-10) positive

A: Given,          Expression (x+7)(x-10)

Q: 4/5 + (2|-3/5|)2 x 25/36

A: Given expression is 45+2-352×2536 We know that -35=35 Therefore, we have…

Q: x2+9 x -1D <0 10<0

A: The given inequality is  x2+9x-10&lt;0 To solve this inequality we firstly find the critical…

Q: Let a = (-5, 5, 4) and 6 = (-1,-4, 5). (a) a × b x (41,-21,24) x (b) b × ā X = (c) (ã × b) × ã = (d)…

A:

Q: Evaluate lim,→1 ( 고-교) 2 x-1 x² –1.

A: Given that,limx→ 11x-1-2x2-1

Q: Evaluate -2セ 34 L{+(e 2te

A:

Q: (In x+2) Simplify further as, + In x

A: We have to simplify the given equation.

Q: Suppose Var(X) = 88, Var(Y) = 17, and X and Y are independent. What is Var(.28X + .72Y)?

A:

Q: 4-( + 3xy

A:

Q: (2+1) x (9-?)=12

A: Just try to simplify and that's easy.

Q: True or False csc-1 0.5 is not defined.

A: The trigonometric function csc(θ) has the range (-∞,-1) and (1, ∞). Therefore, the domain of the…

Q: What is the best way to calculate this?   -9+[(10-2)-(-17-16)] =

A: To solve the given expression.

Q: How does x over 3-1 change into x-3 over 3, is it a rule?

A:

Q: 10 Find whether A and B are independent in the following cases: (AB) = 256 ; (.B) = 768 ; (AB) = 48…

A:

Q: 3(3n+2)

A:

Q: Solve: 2 (4³) + 9 = 169

A:

Q: Select all expressions that are equal to (v2)5 А: 5 B: 1 V25 С: 1 32 D: -(v2)5 E: 5 -27 F:

A: The given expression is 125. To find the equivalent expression in the given option. Properties of…

Q: Va Which of the following is equivalent to a7 +b" O ai - 6" O (ab)F O none of the choices

A: Given expression: abn ⇒abn=a12bn

Q: How does SN (1-r) = 1-√²+1 What are the operational rules of subscripts?

A:

Q: Expand and simplify the expression: (x² + e-2x In (e*+1) ex

A:

Q: 1ン ーr-- 1-

A:

Q: x-2.5)⁴ + ( x- 1.5)⁴ = 1 in Real Numbers

A:

Q: g(り2x+qr1( xL3 -Ax+ b, if x 73

A: Consider the given piecewise function

Q: Evaluate ( 2/3 ) + [(4/5) . ( 1 / 6 )]

A: Solve the fraction expression by first solving the expressions in the parenthesis followed by…

Q: is equivalent to 12x 4+x 10 32 for all values of x not equal to 4 or -4. || Show that 4-x

A: We need to show that the given expression is equivalent to 12x=32 for all x values except 4 and -4.

Q: 1 L-1 (s²(s + 1).

A:

Q: Suppose Var(X) = 71, Var(Y) = 12, and X and Y are independent. What is Var(.59X + .41Y)?

A: The objective of this question is to find the variance of the linear combination of two independent…

Q: 25 + 3 × [10 - (2 + 4)]

A: Given that  25 + 3 × [10 - (2 + 4)] To simplify the expression

Q: What is the coefficient of x in (x-3)7

A: To find the coefficient of x4 in (x+3)7.

Q: 24/18-x )-(24/18+x)

A: The detailed solution is given below Thank you

Q: xp áp (** + 1. y+1 x2+1,

A: Changing order calculate the integral:  ∫14∫12xy+1+xx2+1dydx=∫12∫14xy+1+xx2+1dxdy…

Q: [2(×-1)+4]&lt;-16

A: Given

Q: find a,b 5a +(12.229) b = 23-2692 (12-229) a +(34-86392b = 66-357

A:

Q: Evaluate [( 1/2) .(3/5)] +  ( 7/10 )

A: To Evaluate: 12×35+710