18. Name the property that the following describe. a) 3 X 5 = 5 X 3 b) ab + ac = a(b + c) c) 4 X 1 = 4 d) 7+0=7 e) (a + b) + c = a + (b + c)

Q: r 4x² – 21x – 23 dx b) 4x+3 4x +5 c)

A:

Q: It is given that a(bx² + cx) + bc = 20x² + 24x + 30, where a, b and c are positive integers. Find a…

A:

Q: 4m+3m? 5.) x = 21+m? required:a) xand x"

A:

Q: 9. Evaluate f xV3x dx. 213 5/2 + C a) 5V3 b) x5/2 + C 5V3 c) x3/2 + C d) 2/3x + c

A: The given integral is ∫x3xdx

Q: 7) x 2 + 14x – 15 = 0

A: To solve

Q: 7x 7) y = x2 +1

A:

Q: In Z3×U3, Find the order of (1, 2). Show your work.

A:

Q: y = √√3x²-2 5x

A: y=3x2-25xformula used is d dx(ab)=b×dadx-a×dbdxb2d dx(xn)=nxn-1d dx(constant)=0

Q: 2b+5 at b=7

A: Given expression is  given 2b+5 Find  value  of expression  at  b=7

Q: 7r-10a +3.r? + 3x - 3 T-1 3a+9r-5r2 - 6r + 2 f) 32 2 13 42 i)

A:

Q: 10-2)3 62 ÷ 65

A: We have to find As per guidelines we have to solve three subparts

Q: Determine the value of k so that 3x - 1 is a factor of 3x³ + 8x² + kx-2. a) k = 3 b) k = 1 c) k=-1…

A:

Q: 4x + 1 -8 + 5x 30.5

A: Tangents from similar external point to a circle are equal to each other. So, 4x+1=-8+5x x=9

Q: 4. Perform the indicated operation and express the answer in simplest a+bi form: a) (-25+…

A:

Q: a=4    -10 b=-2       1 c= -4        6 a) Work out a + b + c b) work out a+2c…

A:

Q: d) 2x² - 4x 2x 1

A: This is question of algebraHere one equation is given This is possible or not we have to find…

Q: Explain why (a +b)² # a² + b². (Hint: draw a square with side length a + b.) 3.

A: Let there be a square with side (a+b)We know the area of square is side*sideArea=(a+b)*(a+b)…

Q: 6х + 1 5x 9.

A: A circle with two intersecting secants.

Q: Solve for x x2-x-6 2x+12 x-6 2x

A:

Q: Which equation is true when x= -18? A) ½x+8= 12 B) 8-½x= -8 C) 12+½x= 3 D) 3-½x= 8

A: We have to find which equation is true when x=-18. Equation will be true when x=-18 if it satisfy…

Q: 11) 15x2 + 6x (2x- 1) 3x

A:

Q: Fact or Fake? Write fact if the statement is correct and fake if the statement is wrong. 1) When…

A: Since you have posted multiple questions in this question which are not interlinked so I have solved…

Q: Determine the value of x. 5-3x 10 - 6x 45 + X b) 7x + 30 10 + 8x

A:

Q: When x-4x+ mx - 2 is divided by x – 1, the remainder is -7. What is the value of m? O A) m = -2 B) m…

A: Note:If p(x) is a polynomial. Suppose k is the remainder when p(x) is devided by (x-a).Then p(a)=k.

Q: -9 +4x 2x + 13 23.6 A) 5 B) 11 C) 0 D) 4

A: Given,

Q: Q3. Practice using perfect square formulas: a) 3k2 – 24k + 48 16 81 b) x2 – - 144 c) 25c2 + 30c + 9

A:

Q: D -7 = -9+ V12 – a 2) 0 = 4v-6 –n 3) 7v12x + 4 = 56

A: Given equations are  (1) -7=-9+12-a (2) 0=4-6-n (3) 712x+4=56

Q: 6. Simplify: 3+ 2i 3-21

A:

Q: 8 Select the Quadratic Binomial. x+8 B) 3x² + 2x -8. c) x³ x³ - 3x² Dx+7

A: quadratic polynomails of type ax2+bc and ax2+c are called quadratic binomails

Q: Sktch He groph of he followig fretions : xEx+1 - ,cee!)* 113 i) Slx) = ii) for (x+1)2

A: i. Given, fx=x3-x+1x+12 Now the graph is,

Q: Determine the value of k so that 3x - 1 is a factor of 3x3 + 8x² + kx - 2. a) k = 3 b) k=-3 Oc) k =…

A:

Q: 1. Simplify: 2x 4x³ ÷ a) x+1* x² −1

A: Dear Bartleby student, according to our guidelines we can answer only three subparts, or first…

Q: if a+b=√7 and a-b=√5 then answer to following a) find the value of 2a²+2b² b) show that,…

A: in the given question the value of c is not given there for the answer ofa abd b is possible given…

Q: Use the quotient rule and simplify. 3 5x2 a) V 64 V12x11 b) V3x

A: (a) 5x2643 Simplify the given expression using the quotient rule.…

Q: I need help please

A:

Q: 5) Solve for x: 1 a) 2* 16 b) 25* =125 C) \x+1 27 8 d) 27 8

A: "Since you have posted a question with multiple sub-parts, we will solve first three sub-parts for…

Q: 3x2+x-1 d) 1 =D0 + 3x2+x-3 %3D 1 e) 22x – 2*+2 - 32 = 0

A: Given that  The following functions