
Math
Determine whether or not F is a conservative vector field. If it is, find a function f such that F = ∇f. If it is not, enter NONE. F(x, y) = (3x^2 − 2y^2) i + (4xy + 2) j
asked by Taylor on November 8, 2016 
Geometry
How to solve for perpendicular bisectors of right triangle. RST meet at point D. Find DR
asked by Shea on December 4, 2013 
Math
Find the circumference of a circle with a radius of 5.5 in. Use 3.14 for and round your answer to one decimal place.
asked by Anonymous on November 1, 2009 
Chemistry
Acid in vinegar has pka value of 1.85 x 10^5 at 25oC find the pkb value of its conjugate base?
asked by Ahmad on April 7, 2016 
Biology
Can anyone help me find websites that can help me with Dehydration Synthesis/Hydrolysis? I haven't had any luck finding any. Thank you!
asked by Bee on November 26, 2010 
math
Find the vertex, the line of symmetry, and the maximum or minimum value of f(x). Graph the function. F(x) = 1/8 (x + 9)² +3
asked by Juan on April 24, 2011 
Physics  Satellites
Could someone please tell me the advantages and disadvantages of satellites in an equatorial orbit? Please DON'T tell me to go google it because I already have and cannot find it.
asked by Tony Poon on March 25, 2008 
algebra hrlp
You know the perimeter of a square to be 8 meters. Find the length of one side. How do you set up the formula
asked by jennifer on October 13, 2016 
trig
The point (3, 4) is on the terminal side of angle θ in standard position. Find cot θ.
asked by tony on June 11, 2013 
Calculus
The velocity v (in m/s) of an object moving with acceleration a (in m/s^2) is given by v =ʃ a dt, where t is the time (in seconds). Find a formula for v, if a =(5/4t)(t^2+1)^2.
asked by Isabella on April 24, 2014 
math
a single card is drawn from a deck. find the probability of selecting a 10 or a diamond.
asked by harry on August 20, 2011 
Precalculus
Use the remainder theorem to find which of the following is not a factor of x3 + 12x2 + 47x + 60 the answer is x5 but idk why
asked by Bob on April 6, 2012 
algebra g
You know the perimeter of a square to be 8 meters. Find the length of one side. How do you set up the formula
asked by jennifer on October 13, 2016 
geometry
find the arc length of AB to the nearest tenth. AB equals 45 degrees. radius is 5 in.
asked by Abigail on April 8, 2016 
CIS 105
Where can I find a Microsoft excel on multimedia tools aid classroom instruction
asked by Lashindria on August 10, 2013 
Statistics
Find the area of the shaded region where a = 2.15 and b = 2.12. Note: the graph may not be drawn to scale.
asked by Anonymous on June 12, 2013 
grammar
find adverbs in a sentence. Some leaves had turned colors rather early that autumn.
asked by mona on March 25, 2008 
calculus
find the area of y=x sqrt(x^2+16), bound by the xaxis and the vertical line x=3 I got 22.5 is that correct?
asked by jeanie on December 7, 2013 
US History
Can you please tell me where can I find more info about Hannah Galler, a holocaust survivor: her life and work?
asked by Jennifer on March 25, 2008 
healthcare
can you help me find information on providers access to medicare? I am doing a outline and am kind of stuck on this one?
asked by april on January 16, 2010 
Math
 If: sin(3pi / 10) = (1 + squareroot 5) / 4 Find the exact value of cos(pi / 5)  Thankyou very much. Of course, all help is appreciated.
asked by sqleung on March 2, 2008 
maths
find the volume of a rectangular prism with a length of 5in.,width of 6 in.and height of 7 in.
asked by blen on April 24, 2011 
Calculus 3
Find an arc length parametrization of the circle in the plane z = 16 with radius 5 and center (5, 5, 16).
asked by EKM on October 2, 2018 
math
What multiplication fact could you use to find a number that can be divided equally by 8 and 9? My answer is 8 x 9 = 72. Is this correct?
asked by sheila on February 14, 2012 
chemistry
Do you know a website where I can find this equation? (disposition of tin)? I have searched through many webpages but got no information
asked by Rendier on April 18, 2008 
materials technology
where can i find instructions on how 2 design/make a rubberband operated car?
asked by Krystal on February 3, 2008 
math, science, algebra
If the compound interest on $1000 for two years at 9% p. a. , payable halfyearly is $x, find x.
asked by grace leung on October 15, 2016 
math
find the arc length of AB to the nearest tenth. AB equals 45 degrees. radius is 5 in.
asked by Abigail on April 8, 2016 
Year 12 can't do year 7 simple mathhelp
brothers homework question, he is up set and even i can't do, seams simple, but i just am not getting it. "If 2*6=4, 4*1=7 and 8*3=1, find the value of 5*5." thanks guys
asked by Jimbo on February 7, 2008 
calculus
find the area of the regions enclosed by the lines and curves. x+y^2=0 and x+3y^2=2 i know the answer is 8/3, but i don't know how to get it.
asked by shelby on April 29, 2010 
trig
Find the exact value of the trigonometic function at the given real number of cot(5pi/3)
asked by Anonymous on July 17, 2011 
mathematics need help
find the parametric equation for the line with slope 3 and yintercept 2 where 't' is any real number?
asked by sam on September 19, 2016 
precal
For the given functions f ,g and h, find f o g o h and state the exact domain of f o g o h. Please show all of your work. F(x)=inx g(x)=/x/7 h(x)=5x+6
asked by Loura on February 4, 2012 
calc
Find an equation for the tangent line to the curve x2y + xy3 = 2 at the point (1, 1).
asked by sara on December 2, 2013 
physics
A man travels7km due north and 10km of east find its displacement
asked by chinedu on April 5, 2019 
Calculus kinda with the area of two curves
II don't even know where to start with this can anyone help?!? Find c>0 such that the area of the region enclosed by the parabolas y=x^2c^2 and y=c^2x^2 is 270.
asked by Roni on December 2, 2013 
geometry
The surface area of a sphere is 64rr square centimeters. Find the radius.
asked by JOY on May 24, 2011 
calculus
Just want to check and see if I am setting this up right. Let y=f(x)=x^26x Find the average rate of change of y with respect to x in the interval from x=4 to x=5 (5^26*5) (4^26*4)/ 54
asked by Steff on June 15, 2011 
math
use the given zero to find the remaining zeros of the fuction...f(x)=x to the 5power6x4power+7x3power10x2power zero:1+i
asked by april on December 2, 2013 
math
Find equivalent fractions with common denominator and order form least to greatest: 2/3, 1/2, 5/12
asked by sue on December 3, 2009 
Physics
Find the net force and the acceleration for the situation below. 30N 20N
asked by Harry on February 19, 2014 
maths
the curve c has equation y=x^21nx, x>0. Show that c has just 1 turning point and find its cordinates.
asked by rita s on October 3, 2013 
CalculasDifferentiation
The gradient of the tangent to a curve y=ax^2+bx at the point (2,8)is the parallel to xaxis. Find the values of a and b.
asked by Lam on November 7, 2016 
calculus
find a point on the curve x^3 + y^3 =2xy other than the origin at which tangent line is horizontal
asked by susan on June 16, 2013 
CALCULUS!!! tangent lines
If f(2)=4 and f'(2)=3, use the line tangent to the graph of f at x=2 to find a linear approximation for f(1.992) HELP! The only one I need, I need a Genius!!!!
asked by Anonymous on March 23, 2010 
physics
find the maximum voltage that can be applied to a 8 kohm resistor rated 0.50 Watt?
asked by karin on May 5, 2011 
chimestry
Find the mass of Nacl to be added into 1.5liter of 0.1M Agno3 to percipitate all Ag as Agcl
asked by Anonymous on April 7, 2019 
ALGEBRA
Find a set of values for a and b that will result into a rectangular computer monitor with a diagonal (c) of 20".
asked by GGIFT on March 23, 2010 
math
For the function f(x)=2x^26x7 find: a) an equivalent equation in the form f(x)=a(xh)^2+k b)the maximum or minimum (also decide which) please help and thank you
asked by Anonymous on April 3, 2012 
math
Find the value of x. Give answer in simplest radical from. (It's a triangle split into 3 parts)
asked by camber on December 5, 2010 
CALCULUS:)
Find the volume of the solid formed by rotating the region enclosed by x=0, x=1, y=0, y=9+x^4 about the xaxis.
asked by Brit on August 16, 2011 
math (parabola)
Hi, the question is: Write the equation of the parabola with vertex(3,1) and xintercepts 2 and 4. I did this: y=?(x3)^21 How to find the avalue? Many thanks, and I appreciate any answer!
asked by Me on April 30, 2010 
precalc
find the domain and range of the following as an inequality and interval notation. y=sqrtx3 2: y=3x+5 3: y= 2/x7 4; y=2+sqrt x
asked by anon on May 4, 2011 
CALCULUS
Find the critical numbers of each given function. (a) f(x)=3rt(x^(2)x (b) g(x)=2sinx+2cos^(2)x, 0
asked by Anonymous on December 5, 2007 
math
Find the volume of a rectangular prism with the following dimensions. length: 4 yd width: 5 ft height: 11 ft
asked by me on April 3, 2019 
GEOMETRY
Line JK is the median of triangle GIJ.If GK=10x4,IK=5x+6, find the measure of live IG
asked by Anonymous on November 17, 2010 
calculus
Find the volume of the solid obtained by rotating the region bounded by y= x^3 and x= y^3 about the line x= 1.
asked by Anonymous on April 23, 2011 
math
oranges are bought at 6 for rs10 and sold at 4 for rs 9. find the gain or loss per cent.
asked by ekta on February 17, 2014 
Math
Find the equation of the parabola whose axis of symmetry is horizontal and passes through the points (1, 2), (3, 2) and (7, 6).
asked by amikhailov on July 7, 2016 
Physics/ Chem
Find the entropy change when 51g of steam condenses to water at 100 ∘C.
asked by Lindsay on April 22, 2014 
trig
A wheel rotates at 100 revolutions per second. find the angle velocity in radians per second.
asked by makaela on May 16, 2012 
stat
let x and y be continuous random variables having joint density f(xy)=a^2 e^ay, 0
asked by Daminda on April 6, 2016 
critical thinking
does anyone know where i can find the defintions of principles! http://www.onelook.com/?w=principle&ls=a the defintion of they're
asked by kelly on June 28, 2006 
Maths
an operation * on the set of R of real numbers is defined by a*b= 2a +2b3 for all a,b£R. Find the inverse x£R _______ 2?
asked by Oga Buhari on June 14, 2019 
Trig
Given that csc θ = 4 and tan θ > 0, find the exact value of a. x b. sin θ c. cos θ d. r e. sec θ f. cot θ
asked by Paula on August 7, 2013 
Calculus
Find the centroid of the region bounded by the curve sin x on the interval (0, pi) and the xaxis. Please help
asked by AJ on May 12, 2011 
calculus
Find the volume of the solid obtained by rotating the region bounded by y= x^2 and x=y^2 about the xaxis.
asked by Anonymous on April 23, 2011 
Geometry
Find the radius and diameter of the base of a cylinder if the surface area is and the height is 17.
asked by Need Help on May 4, 2011 
Derivatives
I have gotten so many different responses from mine on this question Can someone PLEASE write out the steps for me for this. Thanks f'(x)= 2x/(x^2+1) Find the second derivative. I get 4x^3 + x^2 12x + 1
asked by Alaina on May 6, 2013 
math
The area of a square field is 3/2 hectares find the length of its diagonal in metres please help.
asked by yanto on July 6, 2016 
Geometry HELP HELP
Find the equation of a circle circumscribes a triangle determined by the line y= 0 , y= x and 2x+3y= 10 PLEASE HELP ME BELLS
asked by Mary on February 18, 2014 
history
can anyone find me a legit link/article explaining why Halloween is celebrated October 31?
asked by blaze on February 3, 2012 
accounting
In which section of the annual report would you find a list of the company's major products?
asked by Laramie on January 18, 2010 
maths
find the nearest degree, the size of each angle of a regular heptagon (seven sides)
asked by laide on October 6, 2018 
algebra
find volume of the figure. Type in exponential expression. 2 2x 4 3 4x 4x shape is a retangle
asked by scott on April 4, 2012 
Geometry Circles Equation
Find the equation of a circle circumscribes a triangle determined by the line y= 0 , y= x and 2x+3y= 10 I beg you
asked by Mary on February 17, 2014 
Physics
A simple harmonic pendulum has a period of 3.19 s and initial speed of 2.12 m/s. Find the length.
asked by Timothy on December 11, 2013 
physics
Find the time constant (T) for the RC circuit with an open switch given t = 10 ms 50% of Qmax charge T = ? Q = CV (1e t/T)
asked by D on February 25, 2016 
Math
Find the unit rate of a car traveling 500 miles in 5 hours
asked by Anonymous on October 13, 2016 
Space Exploration
List three subsystems of a SARSAT satellite and tell what the function of eCh subsystem is. Please help I can't seem to find them.
asked by Cherie on April 29, 2014 
math vector
Find the Principal unit normal vector to the curve at the specified value of the parameter. r(t)=ti+t^(2)j+lntk, t=1
asked by jay on February 8, 2014 
statistics
Find the number z that satisfies the proportion of the observations in a standard normal distribution less than z is 30%?
asked by Ashley on February 22, 2012 
College Algebra
okay so using y = (5/6)x + 3 how do i find the corresponding value for y when x = 12? here was the previous work to the problem. 5x+6y=18 solve for y 5x + 6y = 18 Subtract 5x from both sides. 6y = 18  5x Divide by 6 y = (185x)/6 or 3  (5/6)x
asked by Alicia on November 16, 2007 
History
Can someone help me find some information that supports the idea that the Irish Potato Famine was really genocide?
asked by maggie r on November 17, 2007 
Calculus
Find the largest volume V of the circular cone that can be inscribed in a sphere of radius = 10 cm
asked by Wawen on April 9, 2016 
math
Find the surface area of the cone. Use 3.14 for pi. The radius is 8in and the height is 7in. need help
asked by Anonymous on March 22, 2019 
math
use even and odd properties of the trigonometric functions to find the exact value of the expression. sin(−π/6)
asked by nax on September 28, 2018 
Calculus
Find an equation of the tangent plane (in the variables x, y and z) to the parametric surface r(u,v) =(2u, 3u^2+5v, 4v^2) at the point (0,10,16)
asked by Salman on March 4, 2010 
history current events
What is Iran's position on stateless people? Also, are there any links or resources where I can find information about this?
asked by maya on December 13, 2013 
Math Sums and Differences
Use the strategy of your choice to find the sums and differences below. a)(4)+(10)+(4)+(2) b)(5)+(8)+(3)+(7) c)(19)+(14)+(21)+(23) d)(5)(10)(4) e)(3)(3)(3) f)(+26)(32)(+15)(8) Continue each pattern, 3 times a) 5,2,1,4,,, b)
asked by Harmony Ann on February 8, 2014 
calculus
Use implicit differentiation to find the slope of the tangent line to the curve (y/x+8y)=x^8 +9 at the point (1,10/79).
asked by Jenny on October 29, 2009 
geometry
The surface area to volume ratio of a cube is 2 to 5. Find the length of each side.
asked by Piggy on February 22, 2012 
Trigonometry
How do you find the exact value of cos 7pi/12 without using a calculator to change radian to degree
asked by Anonymous on April 3, 2013 
Math
An airplane traveled 300 km northeast in 2 hours. Find the velocity of the plane.
asked by talynn Wells on November 10, 2016 
math
how to find two consecutive positive even integers such that the square of first increased by 2 is equal to 3 times the second.
asked by james on March 24, 2019 
College Algebra
Find two consecutive numbers such that the difference of their reciprocals is 1/4 the reciprocal of the small number.
asked by Courtney on November 15, 2007 
Calculus
Use implicit differentiation to find an equation of the tangent line to the curve y^2 = x^3 (26 − x) at the point (1, 5).
asked by Caleb on November 16, 2010 
Trigonometry
If sin A= 3/5 and angle A is in quadrant IV, find cos A. I know i have to use the pythagoream identity..but i keep getting stuck.
asked by Laly on February 18, 2010 
Physics
Find the deBroglie wavelength of a 0.10kg ball moving at 19.0m/s? Why don’t we see this wave?
asked by Anonymous on June 6, 2013 
math
How would I find out a persons weight? having the the height 65 inches and BMI is 30. Using formula B=703w/h^2
asked by Yvette on April 10, 2012
Pages
 1
 2
 3
 4
 5
 6
 7
 8
 9
 10
 11
 12
 13
 14
 15
 16
 17
 18
 19
 20
 21
 22
 23
 24
 25
 26
 27
 28
 29
 30
 31
 32
 33
 34
 35
 36
 37
 38
 39
 40
 41
 42
 43
 44
 45
 46
 47
 48
 49
 50
 51
 52
 53
 54
 55
 56
 57
 58
 59
 60
 61
 62
 63
 64
 65
 66
 67
 68
 69
 70
 71
 72
 73
 74
 75
 76
 77
 78
 79
 80
 81
 82
 83
 84
 85
 86
 87
 88
 89
 90
 91
 92
 93
 94
 95
 96
 97
 98
 99
 100
 101
 102
 103
 104
 105
 106
 107
 108
 109
 110
 111
 112
 113
 114
 115
 116
 117
 118
 119
 120
 121
 122
 123
 124
 125
 126
 127
 128
 129
 130
 131
 132
 133
 134
 135
 136
 137
 138
 139
 140
 141
 142
 143
 144
 145
 146
 147
 148
 149
 150
 151
 152
 153
 154
 155
 156
 157
 158
 159
 160
 161
 162
 163
 164
 165
 166
 167
 168
 169
 170
 171
 172
 173
 174
 175
 176
 177
 178
 179
 180
 181
 182
 183
 184
 185
 186
 187
 188
 189
 190
 191
 192
 193
 194
 195
 196
 197
 198
 199
 200
 201
 202
 203
 204
 205
 206
 207
 208
 209
 210
 211
 212
 213
 214
 215
 216
 217
 218
 219
 220
 221
 222
 223
 224
 225
 226
 227
 228
 229
 230
 231
 232
 233
 234
 235
 236
 237
 238
 239
 240
 241
 242
 243
 244
 245
 246
 247
 248
 249
 250
 251
 252
 253
 254
 255
 256
 257
 258
 259
 260
 261
 262
 263
 264
 265
 266
 267
 268
 269
 270
 271
 272
 273
 274
 275
 276
 277
 278
 279
 280
 281
 282
 283
 284
 285
 286
 287
 288
 289
 290
 291
 292
 293
 294
 295
 296
 297
 298
 299
 300
 301
 302
 303
 304
 305
 306
 307
 308
 309
 310
 311
 312
 313
 314
 315
 316
 317
 318
 319
 320
 321
 322
 323
 324
 325
 326
 327
 328
 329
 330
 331
 332
 333
 334
 335
 336
 337
 338
 339
 340
 341
 342
 343
 344
 345
 346
 347
 348
 349
 350
 351
 352
 353
 354
 355
 356
 357
 358
 359
 360
 361
 362
 363
 364
 365
 366
 367
 368
 369
 370
 371
 372
 373
 374
 375
 376
 377
 378
 379
 380
 381
 382
 383
 384
 385
 386
 387
 388
 389
 390
 391
 392
 393
 394
 395
 396
 397
 398
 399
 400
 401
 402
 403
 404
 405
 406
 407
 408
 409
 410
 411
 412
 413
 414
 415
 416
 417
 418
 419
 420
 421
 422
 423
 424
 425
 426
 427
 428
 429
 430
 431
 432
 433
 434
 435
 436
 437
 438
 439
 440
 441
 442
 443
 444
 445
 446
 447
 448
 449
 450
 451
 452
 453
 454
 455
 456
 457
 458
 459
 460
 461
 462
 463
 464
 465
 466
 467
 468
 469
 470
 471
 472
 473
 474
 475
 476
 477
 478
 479
 480
 481
 482
 483
 484
 485
 486
 487
 488
 489
 490
 491
 492
 493
 494
 495
 496
 497
 498
 499
 500
 501
 502
 503
 504
 505
 506
 507
 508
 509
 510
 511
 512
 513
 514
 515
 516
 517
 518
 519
 520
 521
 522
 523
 524
 525
 526
 527
 528
 529
 530
 531
 532
 533
 534
 535
 536
 537
 538
 539
 540
 541
 542
 543
 544
 545
 546
 547
 548
 549
 550
 551
 552
 553
 554
 555
 556
 557
 558
 559
 560
 561
 562
 563
 564
 565
 566
 567
 568
 569
 570
 571
 572
 573
 574
 575
 576
 577
 578
 579
 580
 581
 582
 583
 584
 585
 586
 587
 588
 589
 590
 591
 592
 593
 594
 595
 596
 597
 598
 599
 600
 601
 602
 603
 604
 605
 606
 607
 608
 609
 610
 611
 612
 613
 614
 615
 616
 617
 618
 619
 620
 621
 622
 623
 624
 625
 626
 627
 628
 629
 630
 631
 632
 633
 634
 635
 636
 637
 638
 639
 640
 641
 642
 643
 644
 645
 646
 647
 648
 649
 650
 651
 652
 653
 654
 655
 656
 657
 658
 659
 660
 661
 662
 663
 664
 665
 666
 667
 668
 669
 670
 671
 672
 673
 674
 675
 676
 677
 678
 679
 680
 681
 682
 683
 684
 685
 686
 687
 688
 689
 690
 691
 692
 693
 694
 695
 696
 697
 698
 699
 700
 701
 702
 703
 704
 705
 706
 707
 708
 709
 710
 711
 712
 713
 714
 715
 716
 717
 718
 719
 720
 721
 722
 723
 724
 725
 726
 727
 728
 729
 730
 731
 732
 733
 734
 735
 736
 737
 738
 739
 740
 741
 742
 743
 744
 745
 746
 747
 748
 749
 750
 751
 752
 753
 754
 755
 756
 757
 758
 759
 760
 761
 762
 763
 764
 765
 766
 767
 768
 769
 770
 771
 772
 773
 774
 775
 776
 777
 778
 779
 780
 781
 782
 783
 784
 785
 786
 787
 788
 789
 790
 791
 792
 793
 794
 795
 796
 797
 798
 799
 800
 801
 802
 803
 804
 805
 806
 807
 808
 809
 810
 811
 812
 813
 814
 815
 816
 817
 818
 819
 820
 821
 822
 823
 824
 825
 826
 827
 828
 829
 830
 831
 832
 833
 834
 835
 836
 837
 838
 839
 840
 841
 842
 843
 844
 845
 846
 847
 848
 849
 850
 851
 852
 853
 854
 855
 856
 857
 858
 859
 860
 861
 862
 863
 864
 865
 866
 867
 868
 869
 870
 871
 872
 873
 874
 875
 876
 877
 878
 879
 880
 881
 882
 883
 884
 885
 886
 887
 888
 889
 890
 891
 892
 893
 894
 895
 896
 897
 898
 899
 900
 901
 902
 903
 904
 905
 906
 907
 908
 909
 910
 911
 912
 913
 914
 915
 916
 917
 918
 919
 920
 921
 922
 923
 924
 925
 926
 927
 928
 929
 930