Math

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1. algebra

   Hi can someone plz help me check my answers? 1.Which of the following expressions has three factors?(1 point) A. x+y−4 B.5(p+6)(q−4)***** C.2(7−b) D.(d−3)(c+9) 2.How many factors does the expression (17−r) have? A.one

2. Math

   1.62 divided by 0.8 16.2 divided by 8 0.0162 divided by 0.008 0.162 divided by 0.08 There are actually two different ways to complete the expressions above with the given numbers so that each expression has the same value. What

3. Math

   Describe how to verify whether expressions are equivalent, and explain the purpose of verifying equivalent expressions.

4. math

   Mr. Howard wrote the following expressions on the board in order to determine which expressions are equivalent and how they are equivalent. 60x+24, 3(20x+8, 4(15x+6) Explain which of these expressions are equivalent using

1. English

   A: Hello, may I speak to Andy? B: Sorry, he's out. ______, please? A: This is Harry Simpson. 1. Who calls 2. Who's calling 3. Who is this (Which expressions can be put in the blank? Is #1 correct? Can we use some other

2. math

   Determine if each pair of expressions is equivalent. Explain your reasoning. a: 1/3^2 and 3^-2 b: 1/4^-3 and 4^-3 My answer: a: 1/3^2 = 1/9 and 3^-2 = 0.111111111; these pair of expressions are not equivalent. b: 1/4^-3 = 64 and

3. English

   1. They believe red beans can chase away ghosts and bring good luck. (What other expressions do you have instead of 'chase away'? Would you let me know similar expressions?) 2. She will see them by visiting Seoul Pooh's homepage

4. algebra

   Can someone plz check my answers. Thank you!Which of the following 1.expressions has more than two terms? A.3x+2yz B.a−b+13c******* C.(14m)(13n) D.17fgh 2. List a similarity between the expressions q−6rst+3 and 6qr−7st.

1. Algebra please help

   Lisa evaluated the expressions 2x and x squared for x=2 and found that both expressions were equal to 4. Lisa concluded that 2x and x squared are equivalent expressions. How could you show. Lisa that she is incorrect? Please help

2. Algebra

   Can you please help me factor these expressions? Completely factor the following expressions. Please show work. 4x^2 - 8x - 12 + 6x 144 - 9p^2 5c^2 - 24cd - 5d^2 w^2 - 17w + 42 256z^2 - 4 - 192z^2 + 3 2a^2 c^3 - 14bc^3 + 32c^3 d^2

3. Probability

   Consider a Poisson process with rate λ. Let N be the number of arrivals in (0,t] and M be the number of arrivals in (0,t+s], where t>0,s≥0. In each part below, your answers will be algebraic expressions in terms of λ,t,s,m

4. math

   What are the coefficients in the polynomial 5x^2 + 2x - 4? A. 5,2 B. -5,2 C. 5,2,-4 ** D. 5,-2,-4 For questions 2 and 3 add or subtract. 2. (m^2 - m - 4) + (m - 5) A. m^2 - 2m + 9 B. m^2 + 2m - 9 C. m^2 - 2m - 9 ** D. m^2 - 9 3.

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