Find the area of the triangle having vertices at P (1,3, 2), Q(2, -1, 1) and R(-1, 2, 3) a. 4.17 b. 8.17 O C. 5.17 d. 6.17

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A: I am attaching image so that you understand each and every step.

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A: SOLUTION-

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Q: 1 For the function f(x)=1- find the following: (x+2)² ’ (ii) ƒ(x+k) (i) ƒ(-x)

A: As per guidelines I can solve only one question 

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A: The expression is D=x/x∈ℝ, x≥-4

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A: We are given base b =18 unit. Height =24 units.  

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Q: : Given: y = 4 sin(-27x + 7) %3D Find the Period: Amplitude: Phase Shift: Vertical shift:

A: Given,           y=4sin-2πx+πTo find: Period, amplitude, phase shift , vertical shift

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Q: Write an equation for the polynomial graphed below Favorite 5 Air 4- ORed 3- 2- ODo A App -3 12 -X 3...

A: topic - polynomials

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Q: If x and y are positive integers and x? - y? = 9, what is the value of y? A O 16 BO co DO 3

A: Given x and y are positive integers and         x2-y2= 9. x2-y2=25-16 = 52-42 So, keeping x fixed, y...

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A: To write an equivalent ratio for 1/4. 

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A: We have To verify 3t(2t2-5t+4)=6t3-15t2+12t

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A: Follow the procedure given below.

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Q: 6x°+12x²-15x

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Q: -2 Let aj h -2 , and a3 20 The set {a1, a2, ag} will span R unless h = (If there are no values of h ...

A: a1=0h2, a2=-2-21, a3=5205

Q: 1 -2 4 -2 3 If A = 3 4 -1 and B -1 8 0 find AB. -2 1 3 6. 1 2 ? ? ? ? ? AB ? ?

A: A=1-2034-1-213 and B=4-23-180612

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Q: 53)168.01

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Q: (-64)4/3

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Q: 3. Write an equivalent ratio by multiplying: 4I7

A: To write an equivalent ratio.

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Q: Solve this equation algebraically: P. 9n

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