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Gwar [14]
3 years ago
5

Show that (a-b)/(√a-√b)=√a+√b for all values of a and b such that a> 0 and b> 0 and a≠b.

Mathematics
2 answers:
Nat2105 [25]3 years ago
4 0

Answer:=a-b

Step-by-step explanation:

goldfiish [28.3K]3 years ago
3 0

Answer:

Step-by-step explanation:

\frac{a-b}{\sqrt{a} -\sqrt{b}} =\sqrt{a} +\sqrt{b}\\or ~a-b=(\sqrt{a} +\sqrt{b})(\sqrt{a}  -\sqrt{b} )=(\sqrt{a} )^2-(\sqrt{b} )^2 =a-b

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A
ludmilkaskok [199]

Answer:

25

Step-by-step explanation:

ABC is a right angle so ABD and DBC are <em>complementary angles</em> and their sum is equal to 90:

x + 55 = 90 subtract 55 from both sides

x = 25

6 0
2 years ago
Solve for q. 3(q-7)=26 q=
TEA [102]

Answer:

3(q - 7) = 27

3q - 21 = 27

3q = 27 +21 = 48

q  = \frac{48}{3}  = 16

6 0
3 years ago
Read 2 more answers
Solve for s.<br><br><br><br> 5/9s+13/9s=24
aleksley [76]
Start by combining like terms: 
( \frac{5}{9} s + \frac{13}{9}s)=24&#10;
\frac{5}{9} s + \frac{13}{9}s=2s

Now we have:
2s=24

Divide both sides by 2 to isolate s

\frac{2s}{2} = \frac{24}{2}

Final answer:

s=12
3 0
3 years ago
Function or not? {(2,4)(2,-6)(3,-1)}
KatRina [158]

Answer:

Not

Step-by-step explanation:

There cannot be the same two inputs and have different outputs

6 0
3 years ago
Solve for f(5)<br> f(x) = 2x - 4<br> f(5) = [?]
harkovskaia [24]
Substitute the x for 5, so your equation would be 2(5)-4
4 0
3 years ago
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