4x²-y²-16x-6y-9=0

how to solve this ? ...

Answers: 3

Math, 28.10.2019 19:29

If six (6) people greet each other at a meeting by shaking hands with one another, how many handshakes will take place? use polya's four-step problem-solving strategy. pls pls answer this!

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Math, 28.10.2019 20:29

2√b, -5√,√b (this is similar because the indices are all 2 and the radicand is b)

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Math, 28.10.2019 22:29

Type the correct answer in the box. use numerals instead of words. if necessary, use / for the fraction bar. name score julia 650 andrew 550 jason 380 cathy 720 jessica 710 robert 550 the table gives the scores of 6 students from a class of 25 in a competitive exam. the point estimate of the mean score for the students is . (round off your answer to the nearest tenth.)

Answers: 2

Math, 28.10.2019 23:28

In δabc shown below, line segment ab is congruent to line segment bc: triangle abc, where sides ab and cb are congruent given: line segment ab≅line segment bc prove: the base angles of an isosceles triangle are congruent. the two-column proof with missing statement proves the base angles of an isosceles triangle are congruent: statement reason 1. segment bd is an angle bisector of ∠abc. 1. by construction 2. 2. definition of an angle bisector 3. segment bd ≅ segment bd 3. reflexive property 4. δabd ≅ δcbd 4. side-angle-side (sas) postulate 5. ∠bac ≅ ∠bca 5. cpctc which statement can be used to fill in the numbered blank space? ∠dba ≅ ∠cdb ∠cab ≅ ∠acb ∠abd ≅ ∠cbd ∠bda ≅ ∠bdc

Answers: 1

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