What number n makes this equation true? z + 11z + 4 - (z + n)? 121 (z+n)² A: 4 11 B: = С: 11 D: 4 121

Q: Do b

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Q: 15(4+3)=15•4+15•3

A: Recall the following fact.

Q: 103+53−1

A: Simplifying above equation we get ;

Q: is these the Same? yCx²-a)+l= Cye %3D 1= Cxパ-)yt Cye

A: topic - equations

Q: When you are asked to find the coefficients of 4c + 4b should you put 4,4 or just write 4 once…

A: Coefficient is the constant value with a variable in a expression.

Q: 6.) Simplify: -2.5(-2b+ 3) – 6b

A:

Q: Which expression can be used to find the area of the figure made up from a rectangle and a circle? A…

A: The given figure is:

Q: which number is the least? { ½ ,  ¼ , - √2 ,  5-2 , 1000 , √2 }

A: Comparison can be done when every number is converted into decimals: Given set is { ½ ,  ¼ , - √2 ,…

Q: greater

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Q: Suppose uu=8₁ u • v = 7, and v•v=6. Evaluate the number (3u-v) • (a +3v).

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Q: when there is an exponent being multiplied to another exponent being distributed do you add the…

A: when there is an exponent being multiplied to another exponent, the power gets added. •This…

Q: (-5+z) is positive, but (-6+z) is negative. What number could z be?

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Q: Show that 14C5 x 5! = 14P,. %3D

A: Combination formula:Crn=n!r!(n-r)!Permutation formula:Prn=n!(n-r)!

Q: why did u add the extra 4.  why is it not just 32+64

A: Given that  If we toss a coin than the possible outcomes are two.if we roll a die than the possible…

Q: | (4x - 1)2_x dx

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Q: 7x+40∘=3x+112∘

A: 7x+40o=3x+112o Take the variables to one side  of the equation7x-3x=112o-40o4x=72o

Q: 4 Add and simplify: x + 63 x + 7 x2 - 49

A: