Solve all please must only correct options no need explanation ok 1.2.3.4.In an engineering equationr is:(a) -6 (b) 26.(c) 6When p= 3. q =ing expression 2p² q³r4 is equal to:(a) 1296 (b)-36 (c) 36 (d) 18(2x - y)2 is equal to:(a) 4x² + y²(c) 4x² - y²px(2e-3f)(e+f) is equal to:(a) 2e²-3f² (b) 2e²-5ef-3f²(c) 2e²+3f2(d) 2e²-ef-3f²(a)34 1=-. The value of93r1(d)-21and r= -2, the engineer-5. (√) (³/2) (x²y) is equal to:(a) √(xy)(b)x²,5/2(c) .xy-5/2(d) x√/y3(b) 2x² - 2xy + y²(d) 4x² - 4xy + y²is equivalent to:(b) p-5 (c) p³ (d)7. Factorising 2xy² +6x³y - 8x³y² gives:(a) 2x (y² + 3x²-4x²y)(b) 2xy (y+3x²y-4x²y²)(c) 96x7y5(d) 2xy (y+3x²-4x²y)16. The quantity of heat Q is given by the formulaQ=mc(t₂-₁). When m = 5, t₁ = 20, c= 8 andQ 1200, the value of 12 is:(a) 10(a) x = -2, y = 3(c) x = 3, y=-2(b) 1.5 (c) 21.5 (d) 5017. The solution of the simultaneous equations3x-2y = 13 and 2x + 5y = -4 is:(b)x= 1, y = -5(d) x=-7. y = 28. Expanding (m-n)² gives:(a) m² +n²(c) m² -2mn+n²9. 2x²(x-xy)-x(2y-x) simplifies to:(a)x (3x-1-y) (b) x²-3xy-xy(c) x(xy-y-1)(d) 3x2-x+xy10.11.13.(b) m² -2mn-n²(d) m² -n²-2g²a-3 xa(a) a* (b) 10 (0)24.is equivalent to:12. The relationship between the temperature indegrees Fahrenheit (F) and the temperature in9degrees Celsius (C) is given by: F=C+32135°F is equivalent to:(a) 43°C (b) 57.2°C (c) 185.4°C (d) 184°C(d) a-10plResistance R is given by the formula R =AWhen resistivity p=0.017 μm, length= 5 km and cross-sectional area A = 25 mm².the resistance is:(a) 3.4 m2 (b) 0.034 2 (c) 3.4 km2 (d) 3.4 2VTransposing /= for resistance R gives:R(@a)I-V (b) (c) (@) VI14. When two resistors R₁ and R₂ are connected in par-1 1 1allel, the formula+ is used to deter-RT R₁ R₂mine the total resistance RT. If R₁ = 4702 andR₂=2.7k2, RT (correct to 3 significant figures)is equal to:(a) 2.68 Ω (b) 400 Ω (c) 473 Ω (d) 3170 Ω=15. The heights of a mass projected vertically upwardsat time is given by: s=ut-gt². Wheng=10, t= 1.5 and s= 3.75, the value of u is:(a) 10(b)-5 (c) +5 (d) -10L

Since you have posted multiple questions, according toQ&A GUIDELINES we are supposed to answer…

1. In an engineering equation r is: (a) -6 (b) 2 1006 c 3r 011 1 When p=3. q = - and r= -2, the engineer- ing expression 2 p² qr4 is equal to: 26 The value of (c) 6 (d)-2 (3) 19 8. Expanding (m-n)² gives: (a) m² +n² (c) m² -2mn+n² (b) m² -2mn-n² (d) m² -n² 9. 2x²(x-xy)-x(2y-x) simplifies to: (a) x (3x-1-y) (b) x²-3xy-xy (c) x(xy-y-1) (d) 3x²-x+xy (a-xa) 10. is equivalent to:

1. In an engineering equation r is: (a) -6 (b) 2 1006 c 3r 011 1 When p=3. q = - and r= -2, the engineer- ing expression 2 p² qr4 is equal to: 26 The value of (c) 6 (d)-2 (3) 19 8. Expanding (m-n)² gives: (a) m² +n² (c) m² -2mn+n² (b) m² -2mn-n² (d) m² -n² 9. 2x²(x-xy)-x(2y-x) simplifies to: (a) x (3x-1-y) (b) x²-3xy-xy (c) x(xy-y-1) (d) 3x²-x+xy (a-xa) 10. is equivalent to:

Algebra and Trigonometry (6th Edition)

6th Edition

ISBN:9780134463216

Author:Robert F. Blitzer

Publisher:Robert F. Blitzer

ChapterP: Prerequisites: Fundamental Concepts Of Algebra

Section: Chapter Questions

Problem 1MCCP: In Exercises 1-25, simplify the given expression or perform the indicated operation (and simplify,...

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